Daheng Imaging MERCURY2 USB3 User manual

MERCURY2 USB3 Vision Cameras
User Manual
Version: V2.0.4
Date: 2023-10-09
China Daheng Group, Inc. Beijing Image Vision Technology Branch

All rights reserved. No parts of this manual may be used or reproduced, in any forms or by any means,
without prior written permission of China Daheng Group, Inc. Beijing Image Vision Technology Branch.
The right is also reserved to modify or change any parts of this manual in the future without prior notification.
All other trademarks are the properties of their respective owners.
© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch
Web:
www.daheng-imaging.com/en
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[e-mail]
Sales Tel:
[phone]-8081
Support Email:
[e-mail]

Preface
We really appreciate your choosing of DAHENG IMAGING products.
The MERCURY2 USB3 Vision camera is DAHENG IMAGING's latest area scan industrial digital camera
with large and high-quality sensor, featuring high resolution, high definition and extremely low noise. The
MERCURY2 USB3 Vision cameras are include standard version (MER2-U3(-L) series), Pro version
(ME2P-U3 series), Lite version (ME2L-U3(-L) series) and Super version (ME2S-U3 series). The camera
is equipped with standard USB3.0 interface, is easy to install and use.
The MERCURY2 USB3 Vision cameras are especially suitable for machine vision applications such as
industrial inspection, medical, scientific research, education, security and so on.
This manual describes in detail on how to install and use the MERCURY2 USB3 Vision digital cameras.

© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch I
Contents
1. Introduction ................................................................................................................... 1
1.1. Series Introduction .................................................................................................. 1
1.2. Naming Rules.......................................................................................................... 1
1.3. Standards ................................................................................................................ 1
1.4. Document, CAD/Technical Drawing and Software Downloads ............................... 1
2. Precautions................................................................................................................... 2
2.1. Safety Claim ............................................................................................................ 2
2.2. Safety Instruction..................................................................................................... 2
2.3. Guideline for Avoiding EMI and ESD....................................................................... 3
2.4. Environmental Requirements .................................................................................. 3
2.5. Camera Mechanical Installation Precautions........................................................... 4
2.6. Certification and Declaration ................................................................................... 4
3. Installation..................................................................................................................... 5
3.1. Host Preparation ..................................................................................................... 5
3.1.1. Software Package ............................................................................................................... 5
3.1.2. User Software Interface....................................................................................................... 5
3.2. Camera Power ........................................................................................................ 6
3.2.1. MER2/ME2P/ME2L Series .................................................................................................. 6
3.2.2. ME2S Series........................................................................................................................ 7
3.3. Camera Driver Installation....................................................................................... 7
3.3.1. System Requirements ......................................................................................................... 7
3.3.2. Driver Installation................................................................................................................. 7
3.4. Open Device and Start Acquisition.......................................................................... 8
4. General Specification .................................................................................................... 9
4.1. Explanation of Important Parameters ...................................................................... 9
4.1.1. About Spectral Response.................................................................................................... 9
4.2. MER2-U3(-L) Series................................................................................................ 9
4.2.1. MER2-041-436U3M/C(-L) ................................................................................................... 9
4.2.2. MER2-041-528U3M/C(-L) ................................................................................................. 11
4.2.3. MER2-135-150U3M/C(-L) ................................................................................................. 12
4.2.4. MER2-135-208U3M/C(-L) ................................................................................................. 14
4.2.5. MER2-160-227U3M/C(-L) ................................................................................................. 15
4.2.6. MER2-230-168U3M/C(-L) ................................................................................................. 17
4.2.7. MER2-231-41U3M/C(-L) ................................................................................................... 18
4.2.8. MER2-240-159U3M/C(-L) ................................................................................................. 20
4.2.9. MER2-301-125U3M/C(-L) ................................................................................................. 21

© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch II
4.2.10. MER2-302-56U3M/C(-L) ................................................................................................. 23
4.2.11. MER2-502-79U3M/C(-L) ................................................................................................. 24
4.2.12. MER2-502-79U3M POL .................................................................................................. 26
4.2.13. MER2-503-36U3M/C(-L) ................................................................................................. 27
4.2.14. MER2-503-36U3M POL .................................................................................................. 29
4.2.15. MER2-630-60U3M/C(-L/-W90)........................................................................................ 30
4.2.16. MER2-1220-32U3M/C(-L/-W90)...................................................................................... 32
4.2.17. MER2-2000-19U3M/C(-L/-W90)...................................................................................... 33
4.2.18. MER2-041-608U3M/C(-L)-HS ......................................................................................... 35
4.2.19. MER2-160-249U3M/C(-L)-HS ......................................................................................... 36
4.2.20. MER2-502-79U3M/C(-L)-HS ........................................................................................... 38
4.2.21. MER2-502-79U3M-HS POL ............................................................................................ 39
4.3. ME2S-U3 Series.................................................................................................... 41
4.3.1. ME2S-560-70U3M/C ......................................................................................................... 41
4.3.2. ME2S-1260-28U3M/C ....................................................................................................... 42
4.3.3. ME2S-1610-24U3M/C ....................................................................................................... 44
4.3.4. ME2S-2020-19U3M/C ....................................................................................................... 45
4.3.5. ME2S-2440-16U3M/C ....................................................................................................... 47
4.4. ME2P-U3 Series.................................................................................................... 48
4.4.1. ME2P-560-36U3M/C ......................................................................................................... 48
4.4.2. ME2P-900-43U3M/C ......................................................................................................... 50
4.4.3. ME2P-1230-23U3M/C ....................................................................................................... 51
4.4.4. ME2P-1231-32U3M/C ....................................................................................................... 53
4.4.5. ME2P-1840-21U3M/C ....................................................................................................... 54
4.4.6. ME2P-2621-15U3M/C \ ME2P-2622-15U3M/C ................................................................ 56
4.4.7. ME2P-2621-15U3M NIR \ ME2P-2622-15U3M NIR ......................................................... 58
4.5. ME2L-U3(-L) Series .............................................................................................. 60
4.5.1. ME2L-042-121U3M/C(-L).................................................................................................. 60
4.5.2. ME2L-161-61U3M/C(-L).................................................................................................... 61
4.5.3. ME2L-203-76U3M/C(-L).................................................................................................... 63
4.5.4. ME2L-204-76U3M/C(-L)-F02 ............................................................................................ 64
4.5.5. ME2L-505-36U3M/C(-L).................................................................................................... 65
4.5.6. ME2L-830-22U3M/C(-L).................................................................................................... 66
5. Dimensions ................................................................................................................. 68
5.1. Camera Dimensions.............................................................................................. 68
5.2. Optical Interface .................................................................................................... 71
5.3. Tripod Adapter Dimensions ................................................................................... 72
6. Filters and Lenses ....................................................................................................... 73
6.1. Filters .................................................................................................................... 73

© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch III
6.2. Lens Selection Reference ..................................................................................... 74
6.2.1. HN-2M Series Prime Lenses............................................................................................. 75
6.2.2. HN-5M Series Prime Lenses............................................................................................. 75
6.2.3. HN-6M Series Prime Lenses............................................................................................. 76
6.2.4. HN-20M Series Prime Lenses........................................................................................... 76
6.2.5. HN-P-6M Series Prime Lenses ......................................................................................... 77
6.2.6. HN-P-10M Series Prime Lenses ....................................................................................... 77
6.2.7. HN-P-20M Series Prime Lenses ....................................................................................... 78
6.2.8. HN-P-25M Series Prime Lenses ....................................................................................... 78
6.2.9. HN-P Series 8K ~ 16K Line Scan Lenses......................................................................... 79
7. Electrical Interface....................................................................................................... 80
7.1. LED Light............................................................................................................... 80
7.1.1. MER2/ME2P/ME2L Series ................................................................................................ 80
7.1.2. ME2S Series...................................................................................................................... 80
7.2. USB Port ............................................................................................................... 80
7.3. I/O Port.................................................................................................................. 81
7.3.1. I/O Connector Pin Definition.............................................................................................. 81
7.3.1.1. MER2/ME2P Series.................................................................................................... 81
7.3.1.2. ME2L Series ............................................................................................................... 81
7.3.1.3. ME2S Series ............................................................................................................... 82
7.3.2. I/O Electrical Features....................................................................................................... 82
7.3.2.1. Line0 (Opto-isolated Input) Circuit.............................................................................. 82
7.3.2.2. Line1 (Opto-isolated Output) Circuit........................................................................... 85
7.3.2.3. GPIO 2/3 (Bidirectional) Circuit .................................................................................. 87
7.3.2.3.1. Line2/3 is Configured as Input ............................................................................. 88
7.3.2.3.2. Line2/3 is Configured as Output .......................................................................... 92
8. Features ..................................................................................................................... 94
8.1. I/O Control ............................................................................................................. 94
8.1.1. Input Mode Operation........................................................................................................ 94
8.1.2. Output Mode Operation..................................................................................................... 95
8.1.3. Read the LineStatus ........................................................................................................ 100
8.2. Image Acquisition Control.................................................................................... 100
8.2.1. Acquisition Start and Stop ............................................................................................... 100
8.2.1.1. Acquisition Start........................................................................................................ 100
8.2.1.2. Acquisition Stop ........................................................................................................ 101
8.2.2. Acquisition Mode ............................................................................................................. 102
8.2.3. Trigger Type Selection .................................................................................................... 103
8.2.4. Switching Trigger Mode................................................................................................... 104
8.2.5. Continuous Mode and Configuration............................................................................... 106
8.2.6. Acquisition Burst Mode.................................................................................................... 106

© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch IV
8.2.7. Software Trigger Acquisition and Configuration.............................................................. 107
8.2.8. Hardware Trigger Acquisition and Configuration ............................................................ 108
8.2.9. Overlapping Exposure and Non-overlapping Exposure.................................................. 109
8.2.10. Set Exposure ................................................................................................................. 111
8.2.10.1. Set Exposure Mode ................................................................................................ 111
8.2.10.2. Set Exposure Value ................................................................................................ 113
8.2.10.3. Exposure Time Mode.............................................................................................. 115
8.2.10.4. Set Exposure Time ................................................................................................. 115
8.2.11. Exposure Delay ............................................................................................................. 116
8.3. Basic Features .................................................................................................... 119
8.3.1. Gain ................................................................................................................................. 119
8.3.2. Sensor Bit Depth ............................................................................................................. 119
8.3.3. Pixel Format..................................................................................................................... 120
8.3.4. ROI................................................................................................................................... 124
8.3.5. Auto Exposure/Auto Gain................................................................................................ 124
8.3.6. Test Pattern ..................................................................................................................... 126
8.3.7. User Set Control .............................................................................................................. 128
8.3.8. Device User ID ................................................................................................................ 130
8.3.9. Timestamp....................................................................................................................... 131
8.3.10. Binning........................................................................................................................... 131
8.3.11. Decimation..................................................................................................................... 133
8.3.12. Reverse X and Reverse Y............................................................................................. 135
8.3.13. Digital Shift..................................................................................................................... 138
8.3.14. Acquisition Status .......................................................................................................... 139
8.3.15. Black Level and Auto Black Level ................................................................................. 140
8.3.15.1. Black Level.............................................................................................................. 140
8.3.15.2. Auto Black Level ..................................................................................................... 140
8.3.16. Remove Parameter Limits............................................................................................. 140
8.3.17. User Data Area.............................................................................................................. 150
8.3.17.1. User Data Area (16K) ............................................................................................. 150
8.3.17.2. User Data Area (512K) ........................................................................................... 150
8.3.18. Timer.............................................................................................................................. 150
8.3.19. Counter .......................................................................................................................... 151
8.3.20. Multi Gray Control.......................................................................................................... 152
8.4. Image Processing................................................................................................ 153
8.4.1. Light Source Preset ......................................................................................................... 153
8.4.2. Auto White Balance......................................................................................................... 154
8.4.3. Color Transformation Control .......................................................................................... 156
8.4.4. Gamma ............................................................................................................................ 157
8.4.5. Lookup Table................................................................................................................... 158
8.4.6. Sharpness........................................................................................................................ 160

© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch V
8.4.6.1. Sharpness................................................................................................................. 160
8.4.6.2. Sharpness with Noise Suppression.......................................................................... 160
8.4.7. Flat Field Correction ........................................................................................................ 161
8.4.7.1. FFC Coefficient Calculation and Preview................................................................. 163
8.4.7.2. Read/Save Coefficient .............................................................................................. 164
8.4.7.3. Load/Save File.......................................................................................................... 164
8.4.7.4. Precautions ............................................................................................................... 164
8.4.8. Noise Reduction .............................................................................................................. 164
8.4.9. Saturation ........................................................................................................................ 165
8.5. Image Transmission ............................................................................................ 166
8.5.1. Calculate Frame Rate...................................................................................................... 166
8.5.2. USB Interface Bandwidth ................................................................................................ 166
8.5.3. DeviceLinkThroughputLimit............................................................................................. 166
8.5.4. Camera Acquisition Time ................................................................................................ 167
8.6. Events ................................................................................................................. 176
8.6.1. ExposureEnd Event......................................................................................................... 177
8.6.2. BlockDiscard Event ......................................................................................................... 177
8.6.3. BlockNotEmpty Event...................................................................................................... 177
8.6.4. FrameStartOvertrigger Event .......................................................................................... 178
8.6.5. FrameBurstStartOvertrigger Event.................................................................................. 178
8.6.6. FrameStartWait Event ..................................................................................................... 178
8.6.7. FrameBurstStartWait Event............................................................................................. 178
8.7. Sequencer ........................................................................................................... 178
8.7.1. Relevant Parameters....................................................................................................... 179
8.7.2. User Guide....................................................................................................................... 179
8.7.3. Sequence support ........................................................................................................... 180
9. Software Tool............................................................................................................ 181
9.1. LUT Create Tool.................................................................................................. 181
9.1.1. GUI................................................................................................................................... 181
9.1.2. User Guide....................................................................................................................... 182
9.1.2.1. User Case ................................................................................................................. 182
9.1.2.2. Select Base LUT....................................................................................................... 182
9.1.2.3. Auto Create LUT....................................................................................................... 184
9.1.2.4. Save LUT .................................................................................................................. 185
9.1.2.5. Read LUT.................................................................................................................. 185
9.1.3. Precautions...................................................................................................................... 185
9.1.3.1. Read From Device.................................................................................................... 185
9.1.3.2. Write To Device ........................................................................................................ 185
9.1.3.3. Directory Structure.................................................................................................... 186
9.2. Flat Field Correction Plugin ................................................................................. 186
9.2.1. GUI................................................................................................................................... 186

© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch VI
9.2.2. User Guide....................................................................................................................... 187
9.2.2.1. FFC Execution Steps................................................................................................ 187
9.2.2.2. Acquisition of Bright Field Images ............................................................................ 188
9.2.2.3. Execute FFC ............................................................................................................. 188
9.2.2.4. Read FFC Data from Device / Write FFC Data to Device........................................ 188
9.2.2.5. Load FFC Data from File / Save FFC Data to File ................................................... 188
9.2.3. Precautions...................................................................................................................... 189
9.2.3.1. FFC is not Supported................................................................................................ 189
9.2.3.2. Preview ..................................................................................................................... 189
9.3. Static Defect Correction Plugin............................................................................ 189
9.3.1. Static Defect Correction Steps ........................................................................................ 191
9.3.2. Acquisition Images .......................................................................................................... 192
9.3.3. Static Defect Correction................................................................................................... 193
9.3.4. How to Use Defect Pixel Data File .................................................................................. 193
9.4. Frame Rate Calculation Tool............................................................................... 193
10. FAQ ........................................................................................................................ 195
11. Revision History ...................................................................................................... 197
12. Contact Us .............................................................................................................. 200
12.1. Contact Sales .................................................................................................... 200
12.2. Contact Support ................................................................................................ 200

1.Introduction
© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch 1
1. Introduction
1.1. Series Introduction
The MERCURY2 USB3 Vision camera is DAHENG IMAGING's mature area scan industrial digital camera,
featuring outstanding performance, powerful features, and outstanding price/performance ratio. The
MERCURY2 USB3 Vision cameras are include standard version (MER2-U3(-L) series), Pro version
(ME2P-U3 series) , Lite version (ME2L-U3(-L) series) and Super version (ME2S-U3 series). The cameras
are available in a variety of resolutions and frame rates, and are available with CMOS sensors from leading
chip manufacturers, which is easy to install and use.
The MERCURY2 USB3 Vision camera transmits image data through the USB3.0 data interface. Thanks
to the locking screw connectors, the MERCURY2 USB3 Vision cameras can secure the reliability of
cameras deployed in harsh industrial environments. Featuring high reliability and high price/performance
ratio, the MERCURY2 USB3 Vision cameras are especially suitable for machine vision applications such
as industrial inspection, medical, scientific research, education, security and so on.
1.2. Naming Rules
Details of the MERCURY2 USB3 Vision camera are given in the general specifications below. Each
camera model name is determined by its sensor's maximum resolution, maximum frame rate at maximum
resolution, the color/monochrome type of the sensor, etc.
Figure 1-1 Naming rules
1.3. Standards
The camera follows the USB3 Vision1.0 standard, and its development interface GalaxySDK is
implemented based on the GEN<i>CAM standard.
1.4. Document, CAD/Technical Drawing and Software Downloads
Product related document, CAD/Technical drawing and software can be downloaded from the Downloads
of DAHENG IMAGING website.