from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Not (quite) spherical

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. varying slightly from a perfectly spherical shape


from Wiktionary, Creative Commons Attribution/Share-Alike License

a- +‎ spherical


  • Special optical technologies, such as aspherical optics and fluorite elements are featured in the widely acclaimed L-Series lenses, and Canon Image Stabilizer technology in select lenses helps to minimize the effect of camera shake.


  • Digital MiniDV Handycam camcorder with a 58mm aspherical lens and 380,000-pixel CCD; 12x optical zoom lens (digital zoom to 48x) with Super SteadyShot image stabilizer; manual controls for shutter and exposure, Stamina Power Management, and intelligent accessory shoe.

    The PJ Candy Store (equipment)

  • Lens 6.3 – 63 mm (38 – 380 mm on a 35 mm camera), 10x optical zoom lens, Open f/1.8 (W) – 2.5 (T), galvanometer method structure, AF: 8 groups, 11 lenses (3 aspherical elements, 5 aspherical surfaces), built-in ND filter

    Sanyo launches world’s smallest ‘Full HD’ camcorder | Sync Blog

  • The combination of 11 elements in eight groups, including 3 aspherical lenses generates superior optical performance while maintaining the compactness of the unit.

    January 2007 -

  • The aspherical lens underneath creates the crystal-clear, distortion-free image and the high zoom factor.


  • It also has an aspherical mirror, and it wasn't until the telescope reached orbit that astronomers discovered the mirror wasn't shaped exactly right.


  • Not only is it devilishly hard to grind and then polish an aspherical mirror, it's hard to know when you've done it right.


  • The prime lens, which has the same angle of view of classic 35mm lenses for 35mm cameras, includes an aspherical element optimized to deliver light rays perpendicular to the sensor.

    Ars Technica

  • The Panasonic ZS7's Leica Elmar lens itself includes 10 elements in eight groups with two extra low dispersion lenses and two aspherical lenses with three aspherical surfaces.

    Imaging Resource News Page

  • The use of aspherical lens elements in both of the front and rear lens groups effectively compensates for various aberration throughout the entire zoom range.

    Digital Camera Reviews & Photography Tips


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