Focus Navigator Unit; Method Of Focus - Olympus STM7 Instructions Manual

3-8 Focus navigator unit

38
a
Objectives
1

Method of focus

1
Set the main switch a on the rear of the control box STM7-CB/STM7-
CBA to " " (ON). (Only when using the control box.)
2
Set the main switches of the modules you are using to " " (ON).
(For details, refer to the instruction manual provided with each module.)
3
Adjusts interpupillary distance of the observation tube and the diopter
of eyepiece. (see page 33)
} The interpupillary and the diopter influence focusing repeatability.
Adjust surely.
4
Adjust the brightness of the reticle by using the light intensity control
function of the hand switch STM7-HS, the focus controller STM7-MCZ
or the power supply unit.
For details, refer to "3-3 Hand switch (Manual frame only)" (page 25),
"3-4 Focus controller (Motorized frame only)" (page 28) or the instruction
manual provided with the power supply unit.
} Make the brightness of the reticle slightly darker to prevent your
eyes from getting tired.
5
Move the focusing unit to search the focusing position. (See
page 24 for manual frame and page 28 for motorized frame.)
In the focus position, the top and the bottom of the reticle fits.
Near focus
Top of the reticle
Focus
Bottom of the reticle
Far focus