Olympus STM7 Instructions Manual page 22

Motorized frame
STM7-SFA/STM7-MFA/STM7-LFA
Diopter adjustment ring
Built into the eyepiece.
16
Light path selector knob
Observation light path
Photo/TV light path
Interpupillary distance scale
Interpupillary distance
adjustment seats
X/Y/Z display
DATA button
Indicator
Stage glass
Frame
· STM7-SFA (small motorized frame)
· STM7-MFA (middle manual frame)
· STM7-LFA (large manual frame)
X-RESET button
Y-RESET button
Z-RESET button