APO-Elmarit
















This is the Leica APO-Elmarit 180/2.8 , one of the best lenses ever made.
We have the opportunity to share these instructions thanks to our customer and friend Eric.
tools















He received the Leitax bayonet and the necessary tools.
rom
















It is a ten holes bayonet, ROM model.
unscrew















First, we have to unscrew the black shroud, but not the  contact strip.
side














With the lens on its side, the small black screws will not fall inside the lens.
shroud














After removing the screws, we can lift the shroud with the plastic tool.
remove


















And remove it.
pieces

















We have to save them.
screws
















Now remove the bayonet screws.
lift

















And just lift it.
ball

















The small bearing ball is in its place.
chip















The electronic chip must remain attached to the original bayonet.
grease
















Put a bit of special grease on the bearing ball.
leitax

















And we can install the Leitax bayonet.
longer





Put the longer screws first, if you can not reach the threads, it means that a copper ring under the aperture ring sub-assembly has rotated a bit, you have to remove that sub-assembly to align the copper ring holes to the lens barrel holes.
tight

















Now we can screw the new bayonet
.
camera


















And, finally, we can use this fantastic lens on Nikon and Pentax cameras.

I want to say  thanks again to Eric for sharing these pictures with us
.

Eric sent us the first samples from this lens.
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