1.
Lens box
2.
Lens cap
3.
Lens
4.
Diaphragm opening control
5.
Holding ring
6.
Lens mounting plate
Figure 2-12. Goerz 24 inch lens.
1.
Lens scale
2.
Lens mounting plate
3.
Mounting plate knobs
4.
Inner lensboard frame
5.
Lens
6.
Diaphragm opening control
Figure 2-11. Goerz 19 inch lens, installed.
(2)
Goerz 24 inch lens.
slots of the inner lensboard frame (4, fig. 2-13).
mounting plate, and rotate 150 in a clockwise direction to
lock plate in the inner lensboard frame (4). Positive indication
of correct locking position is when the lens scale (8), attached
to the mounting plate, is at top.
lens box (1), and insert into the holding ring (5).
1.
Lens
2.
Diaphragm opening control
3.
Mounting plate knobs
4.
Inner lensboard frame
5.
Hex soc hd setscrew
6.
Hex soc hd setscrew
7.
Holding ring
8.
Lens scale
9.
Pointer
Figure 2-13. Goerz 24 inch lens, installed.
2-12
