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 ...

A popular 75mm portrait prime lens is about to make the jump from its original Sony E-mount to some new versions for other ...

This survey involved analysis of a very large data set; as such, interpretation of the statistical results needs to be undertaken with care. Because statistical outcomes are related to sample size, ...

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 ...

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 ...

Light Fixture, Stage Lighting, Telescopes, Collimators and Condenser systems, Optical Transceivers, Emitters, Detectors, Lasers, Fiber Optics, Optical Display Systems ...

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 ...