Olympus BX53M Instructions Manual page 43

5 6
BX3M-RLAS-S, BX3M-URAS-S
5 6
BX3M-RLA-S
C
D
5
Move the field diaphragm knob (field diaphragm lever)
t o o p e n t h e f i e l d d i a p h r a g m i m a g e u n t i l t h e f i e l d
diaphragm image inscribes to the field of view. (Picture C)
If the field diaphragm image is decentered, try centering again.
6
Open the field diaphragm until the field diaphragm image becomes
almost the same size (inscribe) as the field of view. (Picture D)
BX53M
37