The Cavision CR9580 is a Clamp-on Step-Up Ring with 95mm Front Thread & 80mm Rear Clamp. It fits camera lens with 77mm filter thread.
|Fit camera lens filter thread:||77mm|
|Fit wide angle attachment:||9586 back-mount|
|Rear clamp Diameter:||80mm|
|Cavision Clamp-on Step-up Ring for 82mm Thread Lens to 95mm - Ring Rear: 85mm (ID) Clamp Ring Front: 95mm||$41.95|