Swift

W. Butcher & Son

Roller-blind, single blind, spring powered, spring tension exposure control.

Speeded 1/90 - 1/15, T. Front of lens fitting. Pneumatic and finger release.

Roller-blind, single blind, spring powered, spring tension exposure control.

Speeded 1/90 - 1/15, B, T. Behind the lens fitting. Pneumatic and finger release.

Roller-blind, spring powered, spring regulation.

Speeded 1/70 - 1/12, T. Ratchet speed indicator. 2 ½" opening.

This is a copy of the T-P T&I shutter.

Roller-blind, spring powered, spring regulation.

Speeded 1/90 - 1/15, T. Ratchet speed indicator.

Un-used with un-cut lens panel.

A very late roller-blind similar to the T-P models.