| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,758,045,453 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
aspherical |
Also found in: Dictionary/thesaurus, Wikipedia | 0.06 sec. |
|
aspherical Literally 'not spherical' but this term is usually restricted to surfaces of revolution having identical but non-circular (e.g. parabolic) sections in all meridians (British Standard). See aspherical lens. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
| Seiko used its aspheric lens design technology to lower the overall height of the lens and utilized an upgraded linear motor unit for an actuator to accomplish the thickness of 6mm. The XCALIBIR is a measurement system that was designed at NIST to have the flexibility to measure flats, spherical, and aspheric optics. The lens itself is all glass and contains 3 aspheric elements offering the user the finest optical zoom available. |
| Medical Dictionary |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|