Front clamp for LOMO SF 50mm or 80mm anamorphic lens with 134mm outer diameter M25x0.75 Front side - M65x1 female

Front side - M65x1 female thread

and then the 3x lens can be mounted over the filter (the RafCamera 1

This will be a bit tricky since the thread is recessed though

flex-direction:column

The adapter has stop rim to push an instant return diaphragm mechanism of M42 lenses

Front clamp for LOMO SF 50mm or 80mm anamorphic lens with 134mm outer diameter M25x0.75 Front side - M65x1 femaleThis adapter allows coupling of LOMO 50mm, 75mm or 80mm square front anamorphic lens with a matte box with 134mm opening. Front side of the adapter has female M95x1 thread so you can add standard 95mm screw in filters. Made of anodized aluminium. Weight is 320 g. The adapter is secured by 4 screws (M5 thread). Opening size is 86x81 mm.