mawa Saim SCT Series User manual

Saim SCT Series
Thermal Imaging Riflescope

1．Description
The Saim series is a low-cost Thermal Imaging Riflescope, which can be mounted on various
firearms for night hunting and target observation. Its compact size and lightweight design make it
easy to carry. What makes it outstanding is long operation hours, good concealment and great
ability to detect, recognize and identify objects or targets fast and easy. The Saim series effective
at close and long ranges irrespective of light and harsh weather conditions, that is, in total
darkness, through heavy smoke, haze, fog, and dust.
Fig.1 Units and controls
2. Battery Assembling
Fig.2 Battery installation
➢Open the battery compartment cover anticlockwise according to the schematic diagram
on the cover.

➢Install the batteries correctly as shown in Figure 2.
➢When done, covering and pushing the battery cover till you hear “click” to ensure both
sides of the cover is installed correctly.
Attention!
⚫Disposable batteries are ONLY supported! Risks are existing to use rechargeable
batteries due to nonstandard quality.
⚫Please do not use different types of batteries or batteries with different power levels.
⚫The Saim series supports external power supply via Type-C cable with a USB icon
displayed on the screen.
3. Icons Instructions
Image mode: White hot
Image mode: Black hot
Image mode: Red hot
Image mode: Color
/ / /
E-zoom
Display brightness
Image sharpness
Time and date
Ultraclear mode
Wi-Fi
Auto correction mode
Video out
PIP
Digital compass
Motion sensor
Battery type
Zeroing type
More
Zeroing
Defective pixels calibration
Compass calibration
System information
Factory reset
Return to the Main Menu
Battery indicator

4. Operation
4.1 Power On/Off
When the device is off, long press the P button for 3s and wait for 6s until the thermal image
appears to start up the device.
When the device is on, long press P button for 5s until the shutdown option menu appears, select
the “√” to shut down and “×”to cancel. Then short press M button to confirm the selection.
4.2 Diopter adjustment
Rotate the focus ring and eyepiece adjustment to get the clearest image after booting up the
device.
4.3 Focal length setting
Focus operation is performed by rotating the objective lens adjusting ring.
4.4 Calibration
Short press M + C button for shutter correction and long- pressing for background correction.
4.5 Photo taking and video recording
Short press the Cbutton to take a photo. The image will freeze for 0.5s, and a camera icon shows
in the upper-right of the screen when the function performs.
Long press the Cbutton for video recording, and the recording time is indicated in the upper right
corner. Press the Cbutton again to exit the recording when done (Note that the video will not be
saved if you skip the process and shut down the device suddenly instead).
The photos and videos can be read on the computer by USB cable.

4.6 Reticle On/Off
➢Firstly, press and hold down the P+C button and simultaneously click the Mbutton
four times to invoke the reticle function for the first time use.
➢Then, long press P+ M +C button simultaneously for 7 seconds to active the Shortcut
button for switching the reticle on/off. This function should be activated when the reticle is
enabled initially.
Notes
⚫When the reticle is turned off, all the operations related to it in the menu will be hidden,
including the setting of the reticle color and pattern (in shortcut menu 3), the operation of
zeroing and defective pixels correction in the main menu.
5. Stadiametric rangefinder
➢Long press the P + M button to enter the stadiametric ranging interface, and two horizontal
lines will appear on the upper and lower positions of the cursor.
➢Adjust the horizontal lines to the target position by the P or Cbutton.
➢The icon on the left shows the approximate distance of the corresponding target.
➢Long press the Mbutton to exit to the stadiametric ranging interface.
Fig.3 Stadiametric ranging interface

6. Shortcut Menu
In the normal display mode, short pressing the M button to bring up the shortcut menu. The page
includes image mode, image sharpness, E-zoom, display brightness, reticle color, reticle pattern,
for detail as shown in table1.
Table1. Shortcut Menu
Times to
press M
button
Shortcut Menu
Operation
1 time
E-zoom and brightness setting (in shortcut
menu1)
➢Short pressing the P button
to perform E-zoom value
setting, ranging from level
one to four.
➢Short pressing the C button
to perform 1 to 4 brightness
level setting.
2 times
Image mode and sharpness setting (in shortcut
menu2)
➢Short pressing the P button
to perform image mode
setting-white hot, black hot,
red hot and color.
➢Short pressing the C button
to perform 1 to 4 sharpness
level settings.

3 times
Reticle color and pattern setting (in shortcut
menu3)
➢Short pressing the P button
to perform reticle color
setting-white, black, red and
green.
➢Short pressing the C button
to perform the reticle
pattern settings.
4 times
Exit Shortcut Menu and return to the previous
page
——
7. Main Menu
➢In the normal display mode, long-pressing the M button to enter the main menu. The
items from up to down are: Ultraclear mode, auto-correction, Wi-Fi, video out, PIP,
compass, motion sensor, battery type, zeroing type, more.
➢Scroll up and down to toggle among the functional items by short pressing the P or C
button while the item background will turn blue.
➢Short press the M button to set the parameters of the current option, or open the menu
item.
Fig.4 The Main Menu

7.1 Ultraclear mode
Ultraclear Mode will give more image details in harsh weather such as heavy fog, rain and snow.
7.2 Wi-Fi
The Saim SCT series is equipped with wireless communication with external devices (computer,
smartphone) via Wi-Fi.
➢Turn on Wi-Fi in the main menu. Then the device will be recognized by an external
device.
➢Enter the password on an external device, and establish a connection. The initial
password is 12345678.
➢And then, the device can be controlled through APP such as taking pictures and
recording. Meanwhile, photos and videos will be stored in the external device.
7.3 Battery Type
3.7v is selected for rechargeable batteries, and 3V is for normal-dry batteries.
7.4 More(advanced)
Under the main menu interface, select the “More” option, click Mbutton to enter the secondary
menu for more settings, which include zeroing, defective pixels calibration, compass calibration,
system information, factory settings, and return to the main menu.
Fig. 5 The secondary menu for more

7.4.1 Zeroing
Before implementing zeroing setting, please make sure that the reticle is on and zeroing type is
selected in advanced menu.
➢Select the ‘Zeroing’option by P or C button, and short press the M button to enter the
interface as shown in figure 6. In the Zeroing interface, the reticle is shown as a small
cross for position adjustment.
Fig. 6 Zeroing interface
➢Then aiming the center of the reticle at the bull’s-eye 100 meters away and shooting.
➢Locating the bullet hole after shooting.
➢If the bullet hole can be seen on the display screen:
⚫Keeping the position of the device fixed, long press the M + C button at the same
time to freeze the image, and a snowflake icon appears on the upper-left corner of
the screen.
⚫Move the reticle to the position of the actual impact point by the Por C button.
Short press the Mbutton to switch the movement direction between up/down and
left/right.
⚫Press and hold down the M button to save and exit when done.
➢If the bullet hole cannot be seen on the display screen:
⚫Keeping the position of the device fixed, measure the horizontal and vertical
distance between the bull’s eye and the bullet hole.
⚫According to the measured distance, move the reticle position by pressing the Por
Cbutton until the distance marked on the scale plate consistent with the measured
distance. Short press the Mbutton to switch the movement direction between
up/down and left/right.

⚫Press and hold down the M button to save and exit when done.
Notes:
➢To ensure the accuracy of the position, aiming the bull’s-eye again and repeat the
operations until the bull’s-eye is hit.
➢In the zeroing interface, the reticle moves one pixel with a short pressing Mor Cbutton
to the corresponding direction while ten pixels movement with a long-pressing. The
scale plate on the top and left of the screen shows the reticle movement distance. The
digit of scale plate changes by 1.71cm with each one-pixel movement. The number in
the scale plate changes by 1.71cm at a distance of 100 meters with each pixel movement
or changes by 0.62 inches at a distance of 100 yards.
➢Short press the P + M + C buttons at the same time to switch units (cm/m, inch/yard).
➢In the zeroing interface, there is a white dot that represents the original position of the
reticle before calibration implement.
➢After zeroing, the center of all reticle will be changed accordingly.
7.4.2 Defective pixels calibration
➢Select the ‘Defective Pixels Calibration’option by Por Cbutton. Then, short press the
M button to enter the interface, as shown in figure 7.
Fig.7 Defective pixels calibration interface
➢In the defective pixel calibration interface, short press the P or C button to move the
reticle up/down or left/right. Short press the M button to switch the movement direction
between up/down and left/right.
➢After selecting the defective pixels, press and hold down the Pand C button at the same

time to perform calibration, and press the same button again at the same position for
cancellation. The number of the defective pixels calibrated is displayed at the bottom of
the screen.
➢Repeat the above process till all defective pixels are calibrated, then long press the M
button to save and exit.
7.4.3 Compass Calibration
➢Select the ‘Compass Calibration’option by Por Cbutton, and short press the Mbutton
to enter the compass calibration interface (as shown in figure 8).
➢Rotate the device in three axial directions in 30 seconds according to the shown
direction to complete the calibration.
Fig.8 Compass calibration interface
7.4.4 System Information
➢Select the ‘System Information’option by Por Cbutton, and short press the Mbutton to
bring up information about the software version.
7.4.5 Reset to Default
➢Select the ‘Reset to Default’option by Por C button, then short press the M button to
enter the resetting interface as shown in figure 9.

Fig.9 Default resetting interface
➢Short press the P or C button to make a choice. The “√” is to reset to the default, and the
“×”is to cancel.
➢When done, short pressing the P button to confirm the selection and the device will
restart.
7.4.6 Return to the main menu
➢Select the ‘Return’option by Por Cbutton
➢Short press the Mbutton to return to the main menu.
8. Shortcut Buttons Instructions
To quickly realize the frequently used functions, the Saim SCT series made the default shortcut
buttons of the most commonly used functions in the observation interface.
Table 2. The shortcut button instructions
Button
Short press
Long press
Pbutton
E-zoom
Power on /off
Mbutton
Open the shortcut menu
Open the main menu
Cbutton
Take a photo
Video recording
M + C button
Shutter correction
Background correction
P + M button
Standby function on/off
stadiametric rangefinder function
P + M + C button
Switch the units between cm/m
and inch/yard
--

9. Specification
Model
Saim SCT35
Resolution, pixels
384×288
Pixel size, μm
12
Frame rate, Hz
50
Objective lens, mm
35
Field of view
7.5°×5.7°
Display
1280×960 LCOS
Magnification, x
2.86-11.44
Battery type
CR123×2
Max. Operation time, h
3.5
Wi-Fi & Recorder
√
Compass & Msensor
√
Weight (without batteries), g
＜410
Dimension, mm
195×61×6 1
Detective range, m
(Target size:1.7m*0.5m, P(n)=99%)
1818
Built-in memory, GB
8
USB type
Type C