- An
aspheric lens or
asphere (often
labeled ASPH on eye pieces) is a lens
whose surface profiles are not
portions of a
sphere or cylinder. In photography...
-
Aspherical may
refer to:
Aspherical space, a
concept in
topology Aspherical lens, a type of lens ****embly used in
photography which contains an aspheric...
- In topology, a
branch of mathematics, an
aspherical space is a
topological space with all
homotopy groups π n ( X ) {\displaystyle \pi _{n}(X)}
equal to...
-
permit the driver-side
mirror to have a planar, convex, or
aspheric surface; an
aspheric section is
often combined with a
larger convex section, and...
- part, be
compensated for by an
aspheric design. The same is true for
atoric and bi-
aspheric.
While it is true that
aspheric lenses are used in
cameras and...
-
important effect,
because spherical shapes are much
easier to
produce than
aspherical ones. In many cases, it is
cheaper to use
multiple spherical elements...
-
hybrid ‘ASphericaL’
elements GM — ‘Gl****
Molded aspherical’
elements XGM — ‘eXpanded Gl****
Molded aspherical’
elements LD — ‘Low Dispersion’
elements XLD...
- The
Tamron AF 18-270mm F/3.5-6.3 Di II VC LD
Aspherical (IF)
MACRO is an
interchangeable superzoom camera lens for
Canon EF-S and
Nikon F APS-C bodies...
-
Optical surfaces with non-spherical profiles, such as the
surfaces of
aspheric lenses, also have a
radius of curvature.
These surfaces are
typically designed...
- non-toric lens). They are
related to
toric lenses in the same way that
aspheric lenses are
related to
spherical lenses. This is used for
correcting astigmatism...
