Noun:

অবার্ণ লেনস,

apochromat's Usage Examples:

An apochromat, or apochromatic lens (apo), is a photographic or other lens that has better correction of chromatic and spherical aberration than the much.

known for his successful optics business, and for the invention of the apochromat.

further increased, as seen in an apochromatic lens or apochromat.

Note that "achromat" and "apochromat" refer to the type of correction (2 or 3 wavelengths.

Dollond's son Peter invented the apochromat, an improvement on the achromat, in 1763.

permanently damaged and replaced by an apochromat build by Lichtenknecker.

Today, the dome houses a 6" apochromat and a 12.

Abnormal dispersion is required for design of apochromat lenses.

It was an apochromat, and is still highly regarded as possibly the best standard lens ever offered.

Other apochromats offered by Alpa included.

75″) apochromat First apochromatic triplet England 1763 Dollond Triplet for Wollaston.

75″ Refractor – apochromat First apochromatic triplet England 1763 Father Noel's Gregorian reflector.

1-meter f/8 Ritchey–Chrétien reflector from DFM Engineering APM 203mm f/9 apochromat refractor from APM TOA-130 130mm refractor from Takahashi FSQ 106 106mm.

a combination of two or three aperture sized lenses (see achromat and apochromat for more details).

An apochromat is a lens or lens system with even better chromatic aberration correction.

achromatic, achromatism, achromatopsia, achromatopsic, amphichroic, apochromat, auxochrome, chroma, chromatic, chromatid, chromatophore, chrome, chromium.