From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...

You can use this effect artistically to blur out distracting ... The distance between the principal focal point and the lens is the focal length. So a 14mm lens bends light so it converges 14mm ...

A progressive lens design is like a bi- or tri-focal lens in that it corrects more than one vision problem at a time. However, these lenses have no visible lines, improving the cosmetic appearance of ...

[volzo]’s hypercentric camera uses a 700-mm focal length Fresnel lens mounted on a motorized gantry, which precisely positions a camera relative to the lens to get the right effect. A Raspberry ...

Tamron Co., Ltd., specialised manufacturer of optics and one of the leading companies in the security / surveillance equipment industry announces the launch of a Vari-Focal lens 1/3” 5-50mm F/1.6 ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...