Zeiss Biogon 4,5/21mm Contarex w. Finder

Zeiss Biogon 21mm f/4.5 Contarex with Finder – GOOD CONDITION – CLEAN OPTICS – ORIGINAL FINDER

This is a Zeiss Biogon 21mm f/4.5 ultra-wide-angle lens for the Contarex system, complete with its original external finder.
Famous for its exceptional sharpness, minimal distortion, and compact build, the 21mm Biogon is one of the most iconic Zeiss wide-angle designs.

This example is in good condition with normal signs of use on the barrel. The lens elements are clean, with no scratches, haze, or fungus. Minor internal dust is present but has no effect on image quality.

The included original viewfinder is bright and fully usable. It contains a small air bubble behind the front glass, likely present from production and known to occur on some period Zeiss finders. It does not affect use or framing.

Key Features

• Zeiss Biogon 21mm f/4.5 for Contarex
  Legendary sharpness, extremely low distortion

• Original external 21mm viewfinder
  Small internal air bubble – production-related, no impact on usability

• All-metal construction
  Classic, durable Zeiss engineering

Condition

• Exterior: Good condition with light wear, no dents or major flaws

• Optics (Lens): Clean, no scratches, haze, or fungus; minor dust only

• Optics (Finder): Clear view; small air bubble behind front element with no effect

• Functionality: Smooth focus and aperture, fully operational

Scope of Delivery

• Lens and original Zeiss 21mm finder

• Scope of delivery as shown on the pictures

Conclusion

A desirable Zeiss Biogon 21mm f/4.5 Contarex set in good condition with clean optics and the original finder included.
A fine example for both collectors and photographers who appreciate classic Zeiss Engineering.