The model boasts multi-coated optics and BaK 4 Prisms, too, so it's great quality for this price point. These binoculars are also ... the Celestron Cometron 7x50, which is actually our top pick ...

We are suppliers of coated optics,from the deep UV to the far IR, in glass, plastic, and most IR materials.Products include lenses, prisms, filters, all over coated ball lenses, wedges, diamond ...

We've spotted the best Nikon binoculars deals ahead of Black Friday ... or special prisms (it's a Porro), you do get multi-coated optics and a tripod mount. The Aculons aren't even that heavy ...

Ultraviolet (UV) filters are optical filters which can be used to filter light in the ultraviolet part of the spectrum. These filters reduce haziness that can be created by the presence of ultraviolet ...

Coating / Paint Testing UV systems are designed to test coatings or paints. Degradation / Weathering Degradation and weathering systems are designed to test the effects of solar UV rays, which can ...

We have a history of collaboration with Psychology in this field. A clinical test for assessing distance stereoacuity, the FD2, was designed here. It is now used worldwide and its use in intermittent ...