Nikon 20mm f3.5 Nikkor-UD (AI converted)  type_Accessories The Nikon CS-10 is a

The Nikon CS-10 is a soft case for Nikon FE/FM/F2 cameras and others of roughly the same size and shape- film cameras only

Helps you focus a bit closer when your lens alone isn't doing the job

This is a very rare Leitz Elmar 10

Runs on a pair of AAA batteries (included)

free of fungus

Nikon 20mm f3.5 Nikkor-UD (AI converted) &nbsptype_Accessories The Nikon CS-10 is aThe Nikon 20mm f3. 5 Nikkor UD is a pre AI lens that has been converted with an original Nikon AI aperture ring: it'll mount on any F mount camera, and meter on any camera with AAI or pre AI metering capability. In excellent condition, with minor internal dust, very minor paint wear. Includes plastic case.