Siemens-Spiegel-Hypomediar 20cm f6.8 format_16mm Provides a 50mm extension for

Provides a 50mm extension for FD lenses

Includes original box and hood

dispensing with the multiple helicoids of a unit focusing lens for a single moving front element that kind of partially unscrews to focus

Sigma 15mm f2

Nikon 250-exposure cassette loader

Siemens-Spiegel-Hypomediar 20cm f6.8 format_16mm Provides a 50mm extension forSiemens Spiegel Hypomediar 20cm f6. 8 lens for C mount. This is a unique mirror lens design with an adjustable diaphragm from f6. 8 f16. Designed for 16mm c mount cameras, this lens will not cover Micro Four Thirds (see pic for coverage at infinity), but will cover Super 16 image area. A rare lens in good condition, with some cosmetic barrel wear, oil on diaphragm blades, good optics.