Category: Technology
Created by: karel24
Number of Blossarys: 23
English (EN) An opening (lens aperture) that is circular in shape. Lenses in which the opening created by the diaphragm blades is circular instead of polygonal improves the appearance of out-of-focus elements ...
A focusing method that divides the lens system into multiple groups and focusing by moving only the rear group.
A multi-layered coating developed independently by Nikon and used in all NIKKOR lenses. It integrates all the coatings for a variety of different wavelengths for high transmissivity in a wide range ...
An anti-reflective coating created by Nikon in the course of developing a leading stepper for the manufacture of integrated circuits. Constructed of extremely fine crystalline particles measured in ...
A comparison of contrast between a test chart and the reproduced image. One of the measurements of lens performance used in the manufacturing process.
A simple lens having one concave and one convex side. If the convex side has a longer focal length than the concave side, the lens is a diverging lens. But if the concave side has the longer focal ...
system in which only the internal lens group shifts during focusing. IF benefits include focusing without changing the physical length of a lens body, faster focusing, reduced diameter of the ...
