Last Updated：2022/12/23
Sentence
For
telescopes
with
circular
apertures,
the
size
of
the
smallest
feature
in
an
image
that
is
diffraction
limited
is
the
size
of
the
Airy
disk.
As
one
decreases
the
size
of
the
aperture
in
a
lens,
diffraction
increases.
At
small
apertures,
such
as
f/22,
most
modern
lenses
are
limited
only
by
diffraction.
Quizzes for review
For telescopes with circular apertures, the size of the smallest feature in an image that is diffraction limited is the size of the Airy disk. As one decreases the size of the aperture in a lens, diffraction increases. At small apertures, such as f/22, most modern lenses are limited only by diffraction.
音声機能が動作しない場合はこちらをご確認ください
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
