The STC Clip Filter's innovative and unique design clips directly onto your cameras sensor, eliminating the need for additional filters, filter holders and adapter rings for different sized lenses that you would need for conventional filter systems - This pioneering system ultimately saves you money whilst still providing a high-quality image. It also solves the issue of colour shift that can occur on wide angle lenses. STC Clip filter are easy and quick to install and remove at a moment's notice, and feature double-sided NANO Anti-smudge coating that is water and grease-proof.