Trikon
The Ross Trikon shutter is a 3 speed shutter; 1/25, 1/50 and 1/150 plus 'B' & 'T', early versions were known as Ensign Epsilon.
107mm f3.8 Ensar in Epsilon shutter and 105mm Xpres in a Ross Trikon shutter image by Ian Grant (Image rights) |
The Ross Trikon shutter is a 3 speed shutter; 1/25, 1/50 and 1/150 plus 'B' & 'T', early versions were known as Ensign Epsilon.
107mm f3.8 Ensar in Epsilon shutter and 105mm Xpres in a Ross Trikon shutter image by Ian Grant (Image rights) |