A lens may be the most important part of a camera, because it forms and focuses photographic images. A filter, affixed in front of a camera lens, can help protect the lens from damage.
Digital cameras enable photographers to quickly shoot quality photos with various lenses. This page includes a discussion of camera lenses and links to selected camera lens manufacturers.
A pair of diopters is centered on a red background. A large number of cylinders, accessories, and prisms are neatly stored with the diopters, so they can be easily accessed by the optometrist or optician.
The lens of a camera gathers light and focuses it on the imager, which converts the light into an electrical signal. Camcorder lenses can be adjusted in a variety of ways, including aperture, zoom, shutter speed, and gain.
California-based startup Mojo Vision has demonstrated its prototype for an AR smart lens that lets you access the internet without having to look at a computer or smartphone screen.
Daily Mail. Thu, 16 Jan 2020 17:30:57 GMT.
For more than 110 years, the lighthouse at Cape Race on Newfoundland's Southern Shore has been the first, or last, beacon ships see as they cross the Atlantic Ocean.
CBC News. Thu, 2 Jan 2020 05:30:43 EST.