User Guide

3.7 Manual focus

1. All lenses: Turn the focus mode selector lever to M (manual focus

mode).

2. Manual Focus operation for telephoto and zoom lenses: All newer

Phase One, Mamiya and Schneider Kreuznach lenses can be switched

from Auto Focus to Manual Focus by using the AF ring or slider tted on

the lens.

For lenses with an AF slider, slide the focusing ring on the lens backward

until it clicks. When this is done, the Auto Focus inscription on the lens

barrel is covered and the lens can then be focused manually. For lenses

with an AF ring, simply rotate the AF ring to the MF position to select

manual focus.

Adjust the Focus

Turn the lens focusing ring until the subject is in focus. When correct

focus has been achieved, the focus mark in the viewnder will light up.

Manual Focusing using the Focus Mark (Focus conrmation

method)

Half-press the shutter release button and turn the lens focusing ring to

focus on the subject. The focus mark is illuminated in the viewnder’s

LCD to signal that a picture is in focus.

If  is lit in the viewnder’s LCD, the camera is focused on a point behind

the object.

If  is lit, the camera is focused on a point in front of the object.

- Use the focus mark when taking photos in manual focus mode or

when using the M645 manual lens.

- If you adjust focus using the focus mark with an M645 lens, make sure

to open the aperture. You can use this function with the lens set to f/5.6

or higher.

In focus

Turn focus ring clockwise

Turn focus ring counter clockwise

2.25

0.7

0.8