FmountCmount lens coupler  telescope  beam expander
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F-mount/C-mount lens coupler / telescope / beam expander

This is an optical mount which allows the coupling of a Nikon Fmount lens to a Cmount lens The spacing between the ...

similar models —

F-mount/C-mount lens coupler / telescope / beam expander alternatives
CMount Cap
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F Mount Lens Cap
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