LEICESTER, U.K.—Cooke Optics has announced that its new 60mm, 90mm and 150mm Macro/i FF 1:1 lenses are now available to order as a full set. The set of three spherical complimentary macro lenses are ...

One of the oldest problems in optics has been solved. Rafael Gonzalez from Mexico's Tecnologico de Monterrey has come up with an almost comically dense equation that can be used to almost completely ...

What separates a $50 pair of ski goggles from a $235 pair? Sure, sometimes it’s the name on the goggle strap, but often it’s the technology in the goggle itself, i.e., the quality of the lens.

Filmmaker Ryan Freeman has asked the unaskable: can you compare a $30,000 Cooke anamorphic lens with a $1,000 Zeiss spherical lens? Well, to insert a bit of a spoiler here, no, you can't. Cooke makes ...

Sapphire crystal (Al2O3) is a sought-after substrate for a range of high-precision applications; for example, for aerospace and aeronautical vehicles and high-powered laser applications, such as Er: ...

In the early 1990s, the Opticam ® SM machine was developed for use in the analysis of microgrinding at the Center for Optics Manufacturing, University of Rochester. In mid-1992, a multi-axis flexible ...

Camera lenses are often described as being 'aspherical', but what does it mean, and is it the only way to design a lens? A lot of lenses are spherical, though. What we mean by “spherical” is usually ...

Aspheres allow designers to build smaller, lighter and simpler optical systems, and can be found in everyday products. Edwin Diaz provides a back-to-basics guide to the technology. You may not realize ...

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We were unable to process your request. Please try again later. If you continue to have this issue please contact [email protected]. Contact lenses incorporating negative spherical ...