autosave the position of cursor.
⚫ When reticle moved to the position of real impact, long press rotary encoder knob (7) to
save the position of reticle and exit to main menu.
⚫ Repeat previous steps until the position of aiming aligned with position of impact.
Tips: When zeroing set, you can switch ranges in shortcut menu.
10. Calibration
When there are degraded or unbalanced image, calibration may fix the issue. Calibration
balanced the background temperature to remove defects in imaging;
Calibration types including: Automatic(A), Manual(M) and Background(B).
Select calibration type in advanced menu.
⚫ Automatic(A): Device will calibrate automatically, according to programs, don’t need to
cover lens lid (sensor will shut down internal shutter). Before automatic calibration,
there will be a 5 secs countdown behind the shutter icon on status bar. Short press
power button (5) to cancel the shutter calibration, during count down. Users can
calibrate the shutter manually by short press power button (5) in this mode.
⚫ Manual(M): in home screen, short press Power Button (5) to calibrate shutter manually,
without covering lens lid (sensor will shut down internal shutter).
⚫ Background Calibration(B): cover the lens lid, short press Power Button (5), prompts
appear on home screen as “cover lens during calibration”, background calibration starts
after 2s.
11. Digital Zoom
Tube series scopes supports stepless digital
zoom in 3.0-12.0, enlarge images 1-4 times.
⚫ In home screen, rotate the knob (7) to
zoom in/out the image;
⚫ Rotate clockwise to zoom in, counterclockwise to zoom out;
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