The lorgnette occluder features a multiple pinhole attachment with 17 holes (1
self-formed rivet for durability
eliminating the need to use valuable lane charging wells and handles
Available diopters: 0
Three levels for glare testing Switch easily between intensity settings
Individual Prism Blocks Diopter:3D The lorgnette occluder features aOptego's individual prism blocks are manufactured following our proprietary ClearPrism Technology Protocol. Made from a clear acrylic material. Each prism is laser engraved with the appropriate diopter power. Made in the USA. DETAILS Available diopters: 0. 5D, 1D, 2D, 3D, 4D, 5D, 6D, 7D, 8D, 9D, 10D, 12D, 14D, 15D, 16D, 18D, 20D, 25D, 30D, 35D, 40D, 45D, and 50D. DIMENSIONS Single universal prism block: 1 7 16" (37 mm) high