1.325"-40tpi

Nominal thread diameter 33.655 mm; pitch 40 tpi. Right-hand; 1 start.
This thread was used by some old American lenses and shutters.

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Compatible equipment (4)

These models have a matching mount or port. Check the individual adapter for fit and limitations.

Cameras

  • Bausch & Lomb 72mm f/4.5 Macro (Micro-Tessar)

Shutters

  • Graflex Graphex No. 2 — Shutter mounting thread
  • Wollensak Betax No. 2 — Shutter mounting thread
  • Wollensak Rapax No. 2 — Shutter mounting thread