Hoya HMC 52mm UV-c / Protection Filter - Multi-Coated *AUTHORIZED HOYA DEALER* Hoya HMC UV filters are most often used to protect the front of your lens. This filter cuts all range of UV rays to give cleaner and sharper pictures with less haze, without affecting color balance. Constant use for lens protection is recommended. 3-layer (Per Side) HMC multi-coated UV filter using Hoya Clear Glass that is precisely ground and polished for perfect flatness. 97% average light transmission, heat resistant, high-transparency glass. Precision milled low-profile aluminum frame. A first line of defense against scratches, rain, dirt, and dust. For this reason, most photographers leave it attached to the lens all the time. All filter glass is not created equal and poor-quality glass can affect sharpness, resolution, contrast, and color. Inexpensive filters will use simple window glass, polish it, throw it in a frame and call it a day. Avoid any filter that does not clearly state what type of glass it is. Often the filter is simple window sheet glass with lots of impurities in the glass that ruin image quality. Hoya Clear Glass with UV filtration 6-layers of HMC Multi-Coatings (3 Layers Per Side) 97% Transmission rate Low-profile Aluminum Frame Filter Properties at A Glance Filter Factor: Zero Glass Type: Hoya Clear Light Transmission: 97% Number of Multi-Coatings: 6 Layers / 3 per side Nano-Coating Technology: No Hardened Top Layer: No Anti-Static: No Black Rimmed Glass: No Frame Construction: Press Fit / Low Profile / Aluminum Filter Ring Depth: (Less Threads) 4mm Front Filter Threads: Yes Accepts Snap-In Lens Cap: Yes You may also want to consider the Kenko 52mm KMC – L39UV. 6 Layer Super Multicoated – Kenko Optical Glass – Made in Japan Click the link below to compare. https://www.ebay.com/itm/232147876219 Or You may also want to consider the Kenko 52mm SMC - L37UV. 10 Layer Super Multicoated – Kenko Optical Glass – Made in Japan Click the link below to compare. https://www.ebay.com/itm/371795357867 Event Cameras is a family-owned business located in the Beautiful Pacific Northwest of the U.S. We have been selling Photographic Filters since 2003. We try not to make things to complicated. We strive for same day shipping on all orders received prior to 2:00pm Pacific Time. Monday though Saturday. For International orders we use eBay’s Global Shipping program. The Global Ship program collects shipping costs as well as import fees at the time of purchase. Making for a seamless international shipment. Event Cameras has been a seller of Hoya, Kenko, and Cokin Filters since 2003. All product lines are acquired directly from the Authorized U.S. Importer for Hoya, Kenko, And Cokin products. Ensuring that you receive the Genuine product with a full manufacturer’s warranty. No Knock Offs or Imposters. Only the originals. We work closely with the Authorized U.S. operation to acquire products that are available domestically as well as internationally. Have a question? Send us an email and we will get back to you as soon as possible during normal hours of operation. (Monday through Saturday: 8:00am – 5:00pm Pacific Time.)