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[Target sighting by Auto focus]
The Auto focus of R-300X series has following two modes.
Normal mode:Pressing AF button focuses on the target.
Continuous mode:Pressing AF buttons for two seconds beeps,and releasing the key
enters into the Continuous mode.This mode enables you to perform the Auto focus
approx.for one minutes only by sighting through the telescope and following the target.
[Auto focus:Target sighting by Normal mode]
Loosen the telescope clamp and horizontal clamp screws.
Point the telescope at the target using a collimator.
Tighten the above two screws.
Adjust the eyepiece.
Look through the telescope and press the AF button.Move your eye vertically and
horizontally to see if the target image moves in relation to reticle.
Align the reticle accurately on the target using telescope and horizontal tangent screws.
• If the target image does not move,there is no parallax.If it moves, eliminate the parallax.
• Even when vertical angle measurement is not performed,it is recommended that the
target should be placed at the reticle center.
• Operating the Power focus key rotates the AF ring,so do not touch it while it is rotating.
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Normal mode: Press the AF button.
Continuous mode: Press AF buttons for two seconds
beeps and release the key.
Collimator Target
AF button Collimator
Target sighting