-
biconvex or plano-convex lens
diverges light, and a
biconcave or plano-concave one
converges it. Convex-concave (
meniscus)
lenses can be
either positive...
- the 1923 Hill Sky Lens, the 1932
Weitwinkelobjektiv featured two
diverging meniscus elements ahead of the stop and used a
cemented achromatic group in...
-
lateral meniscus is smaller, more
curved (nearly circular), and has more
uniform thickness than
medial meniscus (10mm). The
lateral meniscus is less attached...
-
arranged ahead of a
negative (
diverging) lens to
shorten the
overall length. The
standard configuration has the
meniscus lens
threaded onto the cemented...
- dot reticle. Many
sights utilize a
mangin mirror system,
consisting of a
meniscus lens
corrector element combined with a semi-reflective
mirror (referred...
- a
diverging group (sometimes
known as the
telephoto group)
between the
converging front group and the film/sensor. As a bonus, this rear
diverging group...
-
inner cemented doublets flanked by
large negative meniscus elements with the
Roosinov patent,
diverging significantly from Bertele's Aviogon/Biogon designs...
- to
diverge off the sight's
optical axis with
change in eye position. The
optics used is a type of
Mangin mirror system,
consisting of a
meniscus lens...
- do not land
properly after an
initial jump,
there may be
damage to the
meniscus in the knees,
sprain to the
ankle by
everting or
inverting the foot, or...
- This
clade diverged from
other Asiloidea at the end of the Jur****ic
period (c. 150
million years ago), and its two
pairs of
families diverged from each...
