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Topcor
| Name Manufacturer / Model | Mount Bayonet | Type Category | Year Released | Focal mm | Aperture f/ | Weight g |
|---|---|---|---|---|---|---|
Topcor28mm F/2.8 RE Auto | TOPCON | Wide | — | 28mm | f/2.8 | — |
Topcor28mm F/4 UV | TOPCON | Wide | — | 28mm | f/4 | — |
Topcor50mm F/2 | TOPCON | Portrait | — | 50mm | f/2 | — |
TopcorMacro-Topcor 135mm F/4 | TOPCON | Macro | — | 135mm | f/4 | — |