Lindsey Optics Brilliant Compression Ring Clamp, 104mm Barrel to M100x0.75 F

When a cine lens does not have accessory threads (filter threads), it is still possible to mount an accessory on the lens using one of our clamps.This is a 3 piece compression ring clamp consisting of 2 metal threaded rings and a Delrin and silicone split ring. The two metal rings compress the split ring onto the lens barrel firmly.This adapter clamps onto Zeiss Ultra Prime and Leica Summicron-C lenses and other lenses with 104mm lens barrels to provide a 100mm female accessory thread. Our 100mm Brilliant Macro threaded Adapters can then be attached.Compression ring clamp. Clamps to 104mm lens barrels providing a 100mm x 0.75mm female thread. Use with Brilliant adapters with 100mm thread to mount Brilliant Macro lenses on base lenses without accessory threads.