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THE BELOW PROCEDURE APPLIES FOR F32, F40, F50, F60, F75, F100, F135:
0 - Remove the front cap.
1 - Put in position the front ring spanner 66067078AA by rotating it left or right so the two pins fit perfectly with the front ring holes.
2 - Untighten the front ring with the front ring spanner.
3 - Remove the spanner.
4 - Remove the front ring with the hands or a pair of tweezers.
TIP:
if the front ring is not totally untightened you can finish untightening it with the hands or a pair of tweezers. You can also take off the front
ring by flipping the Optimo Prime upside down and catch the front ring with the hands. Do not hold the lens by the rear cap.
1
4 - by hands from the front
or upside down
2