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All Nikon zoom AF-lenses have focal length encoders added. Nikon AF-P: The lens contains a pulse motor (utilizing stepping motors) to focus smoother and quieter than previous drive systems. Nikon AF-I, Sigma/Tamron/Tokina: no designation: The lens contains an integrated focus electric motor. The Nikon type was produced from 1992 to 1996 and is ...
Hoya Corporation. Hoya Corporation (Hoya株式会社, Hōya Kabushiki-gaisha) is a Japanese company manufacturing optical products such as photomasks, photomask blanks and hard disk drive platters, contact lenses and eyeglass lenses for the health-care market, [4] medical photonics, [5] lasers, photographic filters, medical flexible endoscopy ...
Adjustable focus eyeglasses are eyeglasses with an adjustable focal length. They compensate for refractive errors (such as presbyopia) by providing variable focusing, allowing users to adjust them for desired distance or prescription, or both. Current bifocals and progressive lenses are static, in that the user has to change their eye position ...
Progressive lenses are corrective lenses used in eyeglasses to correct presbyopia and other disorders of accommodation. They are characterised by a gradient of increasing lens power, added to the wearer's correction for the other refractive errors. The gradient starts at the wearer's distance prescription at the top of the lens and reaches a ...
Corrective lens. A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia. Glasses or "spectacles" are worn on the face a short distance in front of the eye.
An aspheric lens or asphere (often labeled ASPH on eye pieces) is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens . The asphere's more complex surface profile can reduce or eliminate spherical aberration and also reduce ...
Nikon 1 J1 with Nikkor 10-30mm f/3.5-5.6, 10mm f/2.8 pancake, and the 30-110mm f/3.8-5.6 lens in white. The Nikon 1 series is a discontinued camera line from Nikon, originally announced on 21 September 2011. [ 1 ] The cameras utilized Nikon 1-mount lenses, and featured 1" CX format sensors.
The Nikon F-mount is a type of interchangeable lens mount developed by Nikon for its 35 mm Single-lens reflex cameras. The F-mount was first introduced on the Nikon F camera in 1959. See Nikon F-mount → Nikkor; Lenses with integrated motors: List of Nikon F-mount lenses with integrated autofocus motors
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