- An
anastigmat or
anastigmatic lens is a
photographic lens
completely corrected for the
three main
optical aberrations:
spherical aberration, coma, and...
- στίξις (stíxis), στίγμα, στίγματος (stígma, stígmatos) anastigmat,
anastigmatic, astigmatic, astigmatism, stigma, stigmata,
stigmatic still- drip Latin...
-
November 1858 – 8
March 1935) was a
German physicist who
designed the
first anastigmatic lens
while working for Carl Zeiss.
After World War I, he
joined the Hugo...
- S2CID 51647158. Sacek, V. (14 July 2006). "Paul-Baker and
other three-mirror
anastigmatic aplanats". Telescope-Optics.net.
Retrieved 13
August 2013. Korsch, Dietrich...
- S2CID 51647158.
Vladimir Sacek. "Paul-Baker and
other three-mirror
anastigmatic aplanats".
Archived from the
original on 2013-06-17. "2m-Alfred-Jensch-Telescope"...
- era].
Retrieved 8
November 2018. US
patent 2247068,
Robert Richter, "
Anastigmatic photographic objective",
issued 24 June 1941, ****igned to Carl Zeiss...
-
surface of 27
square meters (290 sq ft).
Secondary mirrors complete anastigmatic imaging optics with
effective f/20
focal ratio and
focal length of 131...
- second.
Systems in
which the two
astigmatic surfaces coincide are
termed anastigmatic or stigmatic. Sir
Isaac Newton was
probably the
discoverer of astigmation;...
- στίξις (stíxis), στίγμα, στίγματος (stígma, stígmatos) anastigmat,
anastigmatic, astigmatic, astigmatism, stigma, stigmata,
stigmatic still- drip Latin...
-
designed specifically for
photographic applications. All
modern lenses are
anastigmatic;
lenses produced in the
early days when this was a new
feature often...
