Yashica Close-up Diopter No.1 for Bay 1 skeleton The Gossen Colormaster 3F is

The Gossen Colormaster 3F is a sophisticated digital meter for flash and ambient light that measures colour temperature (in degrees and filter correction values) and light intensity (in lux or lux seconds)

A genuine Blackrapid camera strap with camera attachment

Good autofocus and diaphragm action

The included Mamiya-Sekor 90mm f3

The harness has a couple metal D rings and clips

Yashica Close-up Diopter No.1 for Bay 1 skeleton The Gossen Colormaster 3F isThis Yashica close up diopter set provides extra magnification for close up photography with your Yashica TLR (though it should fit any lens with a Bay 1 filter mount.) In excellent condition, with original case. Includes viewing and taking lenses.