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Camera lens ring box - I made a new version of my mechanical iris ring box. - Awesome | Iris ring, Camera lens, Lens
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Amazon.com : Front Step Up Ring 49mm to 80mm Lens Matte Box Adapter O.D, 49mm Lens Adapter Ring to 77mm Lens Filters/Lens Cap LingoFoto (49-77mm) : Electronics
![Front Step Up Ring 49mm to 80mm Lens Matte Box Adapter O.D, 49mm Lens Adapter Ring to 77mm Lens Filters/Lens Cap LingoFoto (49-77mm) Front Step Up Ring 49mm to 80mm Lens Matte Box Adapter O.D, 49mm Lens Adapter Ring to 77mm Lens Filters/Lens Cap LingoFoto (49-77mm)](https://www.gosupps.com/media/catalog/product/cache/25/image/1500x/040ec09b1e35df139433887a97daa66f/6/1/61T-Vb5LCnL._AC_SL1000_.jpg)
Front Step Up Ring 49mm to 80mm Lens Matte Box Adapter O.D, 49mm Lens Adapter Ring to 77mm Lens Filters/Lens Cap LingoFoto (49-77mm)
![Glass Lenses Set of Six in Wooden Case - 50 mm Dia, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL) - Eisco Labs: Amazon.com: Industrial & Scientific Glass Lenses Set of Six in Wooden Case - 50 mm Dia, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL) - Eisco Labs: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81F3obSHmEL._AC_UF1000,1000_QL80_.jpg)
Glass Lenses Set of Six in Wooden Case - 50 mm Dia, 3 Double Convex (20, 30, 50cm FL) and 3 Double Concave (20, 30, 50cm FL) - Eisco Labs: Amazon.com: Industrial & Scientific
![Amazon.com : Front Step Up Ring 77 mm to 80mm Lens Matte Box Adapter O.D, 77mm Lens Adapter Ring to 77mm Lens Filters/Lens Cap LingoFoto : Electronics Amazon.com : Front Step Up Ring 77 mm to 80mm Lens Matte Box Adapter O.D, 77mm Lens Adapter Ring to 77mm Lens Filters/Lens Cap LingoFoto : Electronics](https://m.media-amazon.com/images/I/515BQpFOhsL.jpg)