検索結果- 英語 - 英語
検索内容:
fresnel
noun
Fresnel lantern
noun
Fresnel's rhomb
noun
A
rhombus
or
oblique
parallelopiped
of
glass
cut
so
that
a
ray
of
light
entering
one
of
its
faces
at
right
angles
shall
emerge
at
right
angles
at
the
opposite
face,
after
undergoing
within
the
rhombus,
at
other
faces,
two
reflections.
It
is
used
to
produce
a
ray
circularly
polarized
from
a
plane-polarized
ray,
or
the
reverse.
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