42.5mm clamp to M42x1 male thread adapter for helicoids
42.5mm clamp to M42x1 male thread adapter for helicoids
42.5mm clamp to M42x1 male thread adapter for helicoids

42.5mm clamp to M42x1 male thread adapter for helicoids

Regular price
$30.00
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$30.00
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  • Front side - 42.5mm inner diameter
  • Rear side - M42x1 male thread

This adapter allows using projection lenses with 42.5mm rear diameter on focusing helicoids with M42x1 thread.

A lens is secured with 3 thumb screws (or set screws, delivery set may vary).

Improvement over previous version is intermediate flat spring to protect a lens body from damage by screws.

Some compatible lenses are:

  • Zeiss talon/supertalon/p-sonnar
  • Leica/leitz colorplan/supercolorplan/elmaron
  • Braun ultralit pl
  • Isco projar/cinelux/ultra mc
  • Schneider ultrastar
and many others.

Adapter is made of high quality aluminium alloy.