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  • adj

Synonyms for aspherical

varying slightly from a perfectly spherical shape


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References in periodicals archive ?
Dr Walker explained that the merged proposal was to build a more realistic 42-metre telescope, called the European Extremely Large Telescope (E-ELT), which would have an aspherical primary mirror built from 984 hexagonal segments, each measuring 1.
We'll leave the aspherical manifolds to NASCAR mechanics.
Investigations into arrangements of spheres date back centuries, but research into how efficiently aspherical objects aggregate has received scant attention.
Magnetorheological Finishing (MRF) is a new process for large-scale production of optical components that range from lithographic lenses needed for semiconductors to aspherical lenses for infrared military systems and components for consumer items such as CD players.
Astigmatism--A lop-sided or non-round eye usually caused by an aspherical cornea causes an astigmatism.
The image quality is heightened by one extra low dispersion glass lens and two aspherical glass lenses that produce superb sharpness and low chromatic aberration.
Composition Hydrophilic acrylic, a double convex-bodied, with four split-end haptics absorption zone, both surface aspherical training - 1100 pcs;
8 ZA SSM II models achieve legendary ZEISS image quality thanks to ZEISS T* coating on their optical surfaces that minimizes ghosting and flare plus aspherical and ED (extra-low dispersion) glass elements that suppress aberration and minimize distortion.
DUBLIN, July 24, 2014 /PRNewswire/ -- Research and Markets has announced the addition of the "Global and Chinese Aspherical Lense Industry Report 2014" report to their offering.
Comprising 14 elements in 10 groups, including 3 ED lenses and 2 aspherical lenses with 3 aspherical surfaces, this advanced lens unit realizes the outstandingly compact body while passing Leica's stringent standards to deliver exceptional optical performance suppressing distortion at wide end and color bleeding at tele end.
The company said that its new projector overcomes space constraints due to its aspherical lens, for projecting bigger images with brilliant picture quality at a closer range.
With large aperture lenses, the only effective way to thoroughly compensate spherical aberration is to use an aspherical lens element.
There are a number of other important features: a precise, lockable diopter setting and aspherical lenses that eliminate a blurred view in the marginal ranges, and they just feel right.
All lenses feature a compact design, Super Dynamic aperture range, aspherical lens elements, and CS mount.
5-65mm with 35mm-format cameras) 2x aspherical zoom lens composed of six lenses in six groups.