Optika Italy B-800 Serie Manuel D'instructions page 5

Overview
COARSE
FOCUSING
KNOB
MAIN ON/OFF
FINE FOCUSING
KNOB
FOCUS-STOP KNOB
DIOPTRIC
ADJUSTMENT
RING
PHOTO PORT
BRIGHTNESS
ADJUSTMENT KNOB
Page 5
EYEPIECE
NOSEPIECE
OBJECTIVE
STAGE
CONDENSER
CENTERING
KNOBS
APERTURE
DIAPHRAGM
FIELD DIAPHRAGM