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Technician's instructions KEY Laser III 1243
2 Measuring and configuration
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2.2 Optical system
Clean the adjusted lens
▶ Screw off the grip sleeve ① from the coupling ②
▶ Screw off the lens holder ③ from the coupling ②
▶ In the lens holder ③, there is a spacing ring ⑤, the lens ⑥ and a threaded ring
⑦. Use the threaded range key ④ to screw out the spacing ring, lens and threa‐
ded ring out of the rear of the lens holder.
▶ Clean the lens with a lens cleaning paper and a bit of acetone while holding it
against slipping with a Q-tip
See also: 2.2.1 General cleaning of optical components, Page 75
▶ Use a pair of tweezers to carefully mount the clean lens on the threaded ring
with the flat side of the lens facing upward
▶ The spacing ring is placed on the lens
▶ Use the threaded ring key to carefully place the spacing ring, lens and threaded
ring into the lens holder, and screw them tight.
▶ Screw the lens holder onto the coupling
▶ Change the O-ring Mat. no. 0.200.6220 on the coupling
▶ Screw the coupling back into the grip sleeve
▶ Check the transmission
Exchange the adjusted lens
▶ Screw off the grip sleeve ① from the coupling ②
▶ Screw off the lens holder ③ from the coupling ②
▶ The lens holder ③ contains a spacing ring ⑤, lens ⑥ and a threaded ring ⑦.
Use the threaded ring key ④ to screw the spacing ring, lens and threaded ring
out of the rear of the lens holder.
▶ Remove the lens and spacing ring
▶ Use a pair of tweezers to carefully mount the new lens on the threaded ring with
the flat side of the lens facing upward
▶ The new spacing ring is placed on the lens
▶ Use the threaded ring key to carefully place the spacing ring, lens and threaded
ring into the lens holder, and screw them tight.
▶ Screw the lens holder onto the coupling
▶ Change the O-ring Mat. no. 0.200.6220 on the coupling
▶ Screw the coupling back into the grip sleeve
▶ Check the transmission
Note
The spacing ring ⑤ and the lens ⑥ are adjusted to each other in the plant and may
only be exchanged together.
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