Photography Gear What is a protective filter? March 3, 2026 by Myaya | Leave a Comment A protective filter, often called a UV filter or clear filter, is a piece of glass or plastic that screws onto the front of your camera lens. Its primary purpose is to shield the expensive lens elements from scratches, dust, and smudges, acting as a sacrificial layer that’s easier and cheaper to replace than the […] Read more ยป