double-concave lens

См. также в других словарях:

• double-concave lens — abipus įgaubtas lęšis statusas T sritis fizika atitikmenys: angl. biconcave lens; double concave lens vok. bikonkave Linse, f rus. двояковогнутая линза, f pranc. lentille biconcave, f …   Fizikos terminų žodynas

• Double-Gauss lens — The double Gauss design with optical ray traces The double Gauss lens is a compound lens used mostly in camera lenses that reduces optical aberrations over a large focal plane. Contents 1 Design …   Wikipedia

• bi-concave lens — double concave lens, lens curved inward like a bowl on both sides …   English contemporary dictionary

• concave lens double — biconcave l …   Medical dictionary

• Lens — (l[e^]nz), n.; pl. {Lenses} ( [e^]z). [L. lens a lentil. So named from the resemblance in shape of a double convex lens to the seed of a lentil. Cf. {Lentil}.] (Opt.) A piece of glass, or other transparent substance, ground with two opposite… …   The Collaborative International Dictionary of English

• Lens (optics) — For other uses, see Lens. A lens. Lenses can be used to focus light. A lens is an optical device with perfect or approximate axial symmetry which tra …   Wikipedia

• Lens — The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines the back of the eye, senses light and creates impulses that go through the optic nerve to the brain). The lens was named after the lentil …   Medical dictionary

• lens — I (New American Roget s College Thesaurus) n. refractor, eyeglass, magnifying glass, reading glass. See optical instruments. II (Roget s IV) n. Syn. optical instrument, microscope, camera, eyeglass, spectacles, eyepiece. Types of lenses include:… …   English dictionary for students

• BrÑŒcke lens — a combination of a double convex and double concave lens so arranged as to give considerable working distance …   Medical dictionary

• biconcave lens — abipus įgaubtas lęšis statusas T sritis fizika atitikmenys: angl. biconcave lens; double concave lens vok. bikonkave Linse, f rus. двояковогнутая линза, f pranc. lentille biconcave, f …   Fizikos terminų žodynas

• Crossed lens — Lens Lens (l[e^]nz), n.; pl. {Lenses} ( [e^]z). [L. lens a lentil. So named from the resemblance in shape of a double convex lens to the seed of a lentil. Cf. {Lentil}.] (Opt.) A piece of glass, or other transparent substance, ground with two… …   The Collaborative International Dictionary of English