Category: Technology
Created by: karel24
Number of Blossarys: 23
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 ...
A comparison of contrast between a test chart and the reproduced image. One of the measurements of lens performance used in the manufacturing process.
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 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 ...
A focusing method that divides the lens system into multiple groups and focusing by moving only the rear group.
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 ...