When you use DPReview links to buy products, the site may earn a commission. Nikon has announced the Nikkor 28-135mm F4 PZ, a lens geared toward professional video shooters, and the company's first ...

To develop novel confocal fibre-optic laser method (CFOLM) for accurate and objective measuring of the dioptric power of both positive and negative intraocular lenses (IOLs). The CFOLM principle of ...

A new, faster-driving version of its 18-135mm f3.5-5.6 IS STM lens is accompanied by an accessory that provides a zoom control for the lens. I've been reviewing hardware and software, devising testing ...

Canon is offering up some holiday treats as we head into winter. The company has announced two new full-frame RF lenses, one APS-C RF lens, a Power Zoom Adapter, and firmware updates for the EOS C70 ...