The ocular lens belongs to the optical apparatus and focuses incidental beams of light onto the retina. Now researchers have deciphered a genetic defect responsible for small eyes and an incomplete, ...

Welcome back to our Question of the Week series! If you're new here, this series aims to get our passionate community to share thoughts on all sorts of photography-related topics in our forum. We pose ...

Owners of Fujifilm’s MK18-55mm T2.9 cinema lens may want to look at their serial number; Fujifilm is voluntarily inspecting a batch of lenses after users reported the iris blades did not move properly ...

Update on July 14, 2015: Lensbaby sent us a new mount to re-test the lenses, and, sure enough, our first lens was defective – an anomaly. The new mount has a firmer grip on our iPhone, and doesn’t ...

As the final step in the production process, inspection is of critical importance to the manufacturing industry. Manufacturers generally allot adequate staff resources to perform inspection for the ...

THE Focal Press is to be congratulated in having secured Mr. Cox as the author of this volume on camera lenses and allied optical equipment. The book gives a non-mathematical account of lens defects ...