kfconcept
There are two types of FD mounts
FD/FL Breech-Mount (with a silver ring, you need to rotate the silver ring when attachment and removal), breech-lock mounts are identified by the silver ring
New-FD Bayonet Mount, bayonet mounts are identified by a red dot next to the lens release button
Here are the steps to install breech-mount version
Operating the adapter
D Mount Lens Adapter E Mount Lens Adapter F Mount Lens Adapter L Mount Lens Adapter T Mount Lens Adapter Comix Electronic Lens Mount Adapter Commlite Comix Lens Adapter F-c Mount Lens Adapter Olympus Om Camera Lens Adapter Comix Cm-aef-mft Electronic Af Lens Mount
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