5. Overview (B-510BF/B-510ERGO)
OBSERVATION
ERGO HEAD
OBSERVATION
HEAD
CONDENSER HEIGHT
ADJUSTMENT KNOB
⑨
COARSE
UPPER
LIMIT KNOB
MAIN SWITCH /
BRIGHTNESS ADJUSTMENT KNOB
PHOTO/TV
PORT
①
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DIOPTER
ADJUSTMENT
⑧
RING
④
NOSEPIECE
OBJECTIVES
APERTURE
⑪
DIAPHRAGM
FIELD
⑫
DIAPHRAGM
