iOptron iGuider 3360 User manual

iOptron®iGuiderTM Autoguiding System
Operation Manual
Product #3360
®
Ver. 1.00 2021.3
iOptron reserves the rights to revise this instruction without notice. Actual color/contents/design/function of a product may differ from
those described in this instruction manual.

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iOptron® iGuiderTM autoguiding system include a mini guiding scope with a diameter of 30mm and focal
length 120mm and an iGuider 1 camera. The resolution of the iGuide Scope/camera is 6.44 arc sec/pixel,
especially suitable for guiding with a short to medium focal length telescope. With dielectric AR-coated
achromatic lenses, iGuider Scope is sharp in imaging and ensures high quality guiding. iGuider Scope can
mate with iOptron CEM26/GEM28/CEM40/GEM45 mounts seamlessly without any adapter1. It comes with
a standard finder scope dovetail, readily fits with telescopes that have finder scope slot.
The iGuider 1 sutoguiding system only support ASCOM pulse guiding.
1. Installation
An iGuiding system includes the following parts
1. For late CEM40/GEM45 model with 6 inch Vixen/Losmandy dual saddle

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An iOptron mount that is ready to mate the iGuider system has two mounting holes on the side of the
dovetail saddle, as shown below:
Install the guiding scope dovetail saddle onto the mount saddle.
Slide the guiding scope into the adapter and tighten the locking screw. Insert iGuider 1 camera into the end
of guiding scope. You may replace the nylon locking screw with included stainless steel set screw to secure
it.

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2. Connect to a PC
Connect the miniUSB cable to the back of the iGuider 1 camera and a PC USB port. You should see an
iOptron iGudier 1 under the Cameras.
3. Download and Install Drivers and Software
iGuider 1 camera needs following software:
(1) Windows 7, 8.1, 10, or server, 32 or 64bit system
(2) ASCOM 6.5 and later version
(3) iGuider ASCOM driver
(4) Mount ASCOM driver
(5) Guiding software supports ASCOM guiding, such as PHD2
Click on iGuider ASCOM driver:
Please follow mount computer control reference to make sure that a proper ASCOM Drive is installed for
the mount. The example shown here is only for connecting via an iOptron mount.
4. Setup PHD2 Guiding (example)
Download freeware PHD2 autoguiding software from https://openphdguiding.org/downloads/. Please
select V2.6.7 or later version.
Click on PHD2 icon to start the PHD2 New Profile Wizard:
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Click on Next. Select “iOptron iGuider (ASCOM Camera)” from the camera selection menu.
PHD2 will fill the pixel size (3.75um) automatically, if the camera is connected to the computer Enter
120mm into guide scope focal length tab, and click Next.

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If the program displays the following error, please exit “iOptron iPolar” software.
Select a mount that connected to the computer via ASCOM from the dropdown menu. Here “iOptron
CEM120/70/40/26,GEM45/28 Mount (ASCOM)” is selected. A default guiding speed is 0.5X. Click Next.
In next Adaptive Optics Device setting window, select None and go to Next.
Save the Profile Name. Do not check Build dark library. You may do it at a late time. Click Finish to
complete the Profile setup.

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Click on Guide/Connect Equipment and connect all the devices.
To view the image via iGuider, check “Display Toolbar” and “Display Star Profile” in View menu.
Select proper “Exposure Time” in Main tool bar and click on “Continues Exposure”, you should see star
images in the main window. Make sure you remove the lens cover.

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You may also check the iGuider camera during daytime by checking Show Preview in iOptron iGuider
ASCOM window. Adjust Exposure Time and focuser to show the image.
5. iGuiding Focus Adjustment
To adjust stand alone iGuider 1 focus:
(1) Remove iGuider lens cover.
(2) Run PHD2 software and select “iOptron iGuider (ASCOM Camera)”
(3) Go to a bright star
(4) Turn the Object Lens to bring the star to show in the main window.
(5) Click on the star to look at the Star Profile. Further fine adjusting the Object Lens to bring the Peak
to maximum value.
(6) Turn the Locking Ring to lock the Objective Lens.
6. Specifications
iGuide Scope:
Weight: 200 g (including iGuide Scope and iGuider camera)
Aperture: 30mm
Focal length: 120mm
Focal ratio: F/4
Locking Ring
Objective lens

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iGuider 1 Camera：
Pixel size：3.75μm
Pixel array: 1280*960
Mega pixel: 1.2 MP
Chip size：1/3”
Resolution: 6.44 arcsec/pixel (coupled with iGuide Scope)
Guiding method：Support Pulse Guiding (ASCOM Guiding), not support ST-4 Guiding
7. iGuider ASCOM Driver
https://www.ioptron.com/Articles.asp?ID=328
After install iGuider ASCOM Driver, you may connect the iGuider using any ASCOM compatible guiding
software, not only the PHD2.
8. iGuider Firmware Upgrade
https://www.ioptron.com/Articles.asp?ID=327