উভয় বর্ণীয় এবং গোলাপেরণ জন্য সংশোধন

apochromatic'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.

1989 a new observatory opened in September 1991 with a 10-inch (250 mm) apochromatic refractor telescope and German equatorial mount centered under a 6-meter.

Sigma's APO designation signifies an apochromatic lens that uses low dispersion glass to minimize chromatic aberration.

brand is especially noted amongst amateur astronomers for its range of apochromatic refractors, but also produces various types of reflectors, and instruments.

configurations use three or more elements for achromatic correction or apochromatic correction and higher image quality.

Corporation engineer Roland Christen, the company is noted for its line of apochromatic refractors.

lens designs are optimized so that two or more (at least three for apochromatic lenses) wavelengths of light in the visible spectrum focus at the same.

composition, the degree of correction can be further increased, as seen in an apochromatic lens or apochromat.

reflectors, refractors with achromatic doublets objective (doublet lens), and apochromatic triplets (after 1760s) objectives.

Refracting designs include achromatic and apochromatic types.

Ritchey–Chrétien telescope, with piggyback mounted 6-inch (150 mm) F/8 apochromatic refractor, and 4-inch (100 mm) ED refractor.

company known primarily for its premium brand of speciality eyepieces and apochromatic refractor telescopes.

Type: apochromatic telephoto Focal length: 4000 mm Objective diameter: 500 mm Relative aperture:.

award-winning optician Peter Wise, the telescope's unique dialyte lenses make it apochromatic, providing superior views of solar system and deep space objects.

retrofocus designs and apochromatic corrections.

Mandler employed sophisticated combinations of special glasses in his apochromatic and high-speed designs.

4 This is a 6-element, 4-group apochromatic lens design, which has since been replaced by the Apo-Symmar L-Series.

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

synthetically grown crystals of calcium fluoride components in lenses to aid apochromatic design, and to reduce light dispersion.

An apochromatic lens brings three wavelengths into a common focus and requires costly.

apochromatic's Meaning':

corrected for both chromatic and spherical aberration

Synonyms:

corrected;

Antonyms:

uncorrected; unpunished;