This is often the case for fast primes and wide-angle lenses.

The main markets for such long, fast lenses are wildlife and sports photographers.

The operator wears a special set of glasses that have the same color filter for lenses.

A new prescription for corrective lenses can help me live with low vision.

Sites like www.dpreview.com or www.photozone.de offer product reviews for cameras and lenses.

It is also used as cement for lenses and prepared microscope slides.

Novelists look to science for linguistic lenses to cast the familiar in a new light.

This technique can also be used for soft lenses.

This system is commonly used to care for rigid lenses.

When shopping for lenses, you can buy a lens made by your camera maker.