Description :

Nikon 571108 Vivitar 500mm f/8 Preset Mirror Lens designed for Nikon F-mount cameras. This lens is a manual-focus, fixed-aperture telephoto lens, often referred to as a "catadioptric" lens due to its use of mirrors to achieve a long focal length in a compact form.

The Celtic line was introduced in the 1970s as a more affordable alternative to Minolta's higher-end Rokkor lenses. These lenses were designed to offer good optical performance at a lower price point, making them accessible to a broader range of photographers.

Minolta MC Tele Rokkor-HF 300mm f/4.5, a manual-focus telephoto lens produced in the late 1960s and early 1970s. This lens is part of Minolta's MC (Meter Coupled) series, designed for their SR-mount 35mm SLR cameras.