Pentax R-315N User Manual

3 PREPARATION FOR SURVEYING

[Auto focus :Target sighting by Continuous mode]

①

Loosen the telescope clamp and horizontal clamp screws.

②

Point the telescope at the target using a collimator.

③

Tighten the above two screws.

④

Adjust the eyepiece.

⑤

Look through the telescope and then press the AF button for two seconds to

beep, and release the key to enter into the Continuous mode.
⑥

⑥

Stay the reticle accurately on the target using telescope and horizontal

tangent screws.
⑦

⑦

Point the telescope to the next target as well.

Keep the target close to the reticle center when chasing it by the Continuous

mode.

Continuous mode automatically ceases after approx. one minute.
Pressing the AF button or operating the Power focus key releases the

continuous mode.

Operating the Power focus key rotates the AF ring, so do not touch it while it

is rotating.

3 PREPARATION FOR SURVEYING

[Auto focus :Target sighting by Power focus mode]

①

Loosen the telescope clamp and horizontal clamp screws.

②

Point the telescope at the target using a collimator.

③

Tighten the above two screws.

④

Adjust the eyepiece.

⑤

Look through the telescope, and then operate the Power focus key and focus

on the target.
⑥

⑥

Stay the reticle accurately on the target using telescope and horizontal

tangent screws.

Tilting the Power focus key "clockwise" makes it possible to focus on closer

range and "counterclockwise" makes on further range.

Tilting angle of the Power focus key makes it possible to perform following

Tripod focusing speeds.
Low speed : When tilted to middle position by approx. 5 degrees
Middle speed : When tilted fully by approx. 10 degrees
High speed : When tilted fully by approx. 10 degrees and passed one
second

Operating the Power focus key rotates the AF ring, so do not touch it

while it is rotating.

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