-
Paraboloidal coordinates are three-dimensional
orthogonal coordinates (μ,ν,λ){\displaystyle (\mu ,\nu ,\lambda )} that
generalize two-dimensional parabolic...
-
difficult to make with
simple equipment than
single curves.
Although paraboloidal solar cookers can cook as well as or
better than a
conventional stove...
- A
parabolic (or
paraboloid or
paraboloidal)
reflector (or dish or mirror) is a
reflective surface used to
collect or
project energy such as light, sound...
-
mirrors (see
rotating furnace).
Parallel rays
coming into a
circular paraboloidal mirror are
reflected to the
focal point, F, or vice
versa Parabolic reflector...
- solidified. When the gl**** is solid, the
rotation is
stopped and the
paraboloidal shape of its top
surface is preserved. This
process is
called spin casting...
- are
easier to manufacture, they are much
cheaper than
ellipsoidal or
paraboloidal mirrors for the same
surface quality.
Toroidal mirrors are used in Yolo...
-
Coordinate surfaces of the three-dimensional
paraboloidal coordinates....
-
which are made differently.
Molten gl**** is
rotated to make its
surface paraboloidal, and is kept
rotating while it
cools and solidifies. (See
Rotating furnace...
-
until the mid-1970s. The Mersenne–Schmidt
camera consists of a
concave paraboloidal primary mirror, a
convex spherical secondary mirror, and a
concave spherical...
- that a
point source of
radio waves at the
focal point in
front of a
paraboloidal reflector of
conductive material will be
reflected into a collimated...
