-
Joseph Petzval (6
January 1807 – 17
September 1891) was a mathematician, inventor, and
physicist best
known for his work in optics. He was born in the...
- The
Petzval objective, or
Petzval lens, is the
first photographic portrait objective lens (with a 160 mm
focal length) in the
history of photography....
-
Petzval field curvature,
named for
Joseph Petzval,
describes the
optical aberration in
which a flat
object normal to the
optical axis (or a non-flat object...
-
national chauvinism, the
Petzval did not win the prize,
despite being far
superior to all
other entries.: 35–36 A 150mm
Petzval lens was ****ed to a conical...
-
calculating the
optimal pinhole diameter was
first published by
Joseph Petzval in 1857. The
smallest possible diameter of the
image point and therefore...
- miniatures, was in use for
about two
years before it was
replaced by
Petzval's Portrait lens,
which gave
larger and
sharper images.
Antoine Claudet had...
-
telescopes to
improve edge sharpness.
Field flattener lenses counteract the
Petzval field curvature of an
optical system,
mitigating the field-angle dependence...
- Štohl
February 19, 1980 Kleť A.
Mrkos · 4.9 km MPC · JPL 3716
Petzval 1980 TG
Petzval October 2, 1980 Kleť A.
Mrkos NYS 4.7 km MPC · JPL 3717 T****nia...
-
aberrations contain, will be
formed in the
plane I'.
These degrees,
named by J.
Petzval the
numerical orders of the image, are
consequently only odd powers; the...
-
Petzval is a
lunar impact crater that lies in the
southern latitudes of the Moon's far side. This
crater is
located to the
south of the
larger Lippmann...
