High Strength Metal Retaining Rings Compatible with Large Format 3S Lens Boards That Allow Easy Installation

Excellent sealing: ensures a tight connection between lens and camera, effectively prevents dust and moisture penetration, and protects internal components Superior Opt Performance: Precise processing reduces opt distortion to ensure that image quality is not affected and the expression of work is improved Made of high-strength aluminium alloy and features a lightweight design for easy transport, robust resistance to daily wear and knocks as well as a user-friendly installation for quick repair of the camera lens STRONG COMPATIBILITY In addition to the 3S lens, the door pressure rings of some models are also compatible with other lens types, which increases flexibility when using These large format lens retaining rings have been precisely designed for size 3S lenses and ensure a perfect fit to ensure optimal photographic performance and durability under demanding conditions