The Camera Lens Cap is an excellent piece of photographic gear that protects the front of your camera lens from water, dust and scratches. 52mm Lens Cap - This is the 52mm Lens Cap with Lens Cap Belt Hole for all lenses with 52mm filter threads, front manual or autofocus, digital or film. Also attaches to filters, adapters and lenses with or without hoods. Check your lens diameter before purchasing. Your camera's lens thread size is usually marked on the barrel/UV lens filter tube or stamped on the underside of the lens cap. 52 = 52mm lens thread size. Lens Cap Belt Holes - Holes in the lens cap for the lens cap belt prevent loss while still keeping the lens 100% sealed when mounted. Pinch Fit Design - Easy to use. The centre pinch design allows for easy installation and removal even with the hood installed. Made of high strength plastic for extra durability. Package includes 1*52mm lens cap, 1* lens cap fixing cable. (Please measure your camera lens size before ordering.) Other models are 37/40.5/43/46/49/52/55/58/62/67/72/77/82mm.