Sensei PRO 58-52mm Aluminum Step-Down Ring Tele Vue EAP-08.0 so it's easily seen

so it's easily seen

Window holds standard business card or other identification

pulse load test

Stay-on flip-down objective lens covers

Sensei PRO 58-52mm Aluminum Step-Down Ring Tele Vue EAP-08.0 so it's easily seenUse 52mm Filters on 58mm Lens Knurled Sides for Firmer Grip Matte Black Finish Minimizes Reflections Corrosion Resistant Hard Anodized Finish The Sensei PRO 58 52mm Aluminum Step Down Ring permits the use of 52mm threaded filters on lenses with 58mm filter threads. It has large side knurls to provide a more textured grip when mounting or removing it from a lens. This step down ring features a lightweight, aluminum alloy construction that has a