- devices.
After the
development of the
transistor in the 1940s,
combined eyegl****-hearing aids
became po****r. With thick-rimmed gl****es the
fashion at the...
- An
eyegl**** prescription is an
order written by an
eyewear prescriber, such as an optometrist, that
specifies the
value of all
parameters the prescriber...
- A
loupe (/ˈluːp/ LOOP) is a simple,
small magnification device used to see
small details more closely. They
generally have
higher magnification than a...
-
Browline gl****es are a
style of
eyegl**** frames where the "bold"
upper part
holding the
lenses resembles eyebrows framing the eyes. They were very po****r...
- L'****ociation
Fraternelle des
Ouvriers Lunetteries) as a
small network of
eyegl**** ****embly
workshops in Paris. It
expanded in the late 19th and
early 20th...
- Cubitts,
established in 2012, is an
eyegl**** manufacturer based in
Kings Cross, London, England. The
company creates handcrafted frames, and sungl****es...
- A
hearing aid is a
device designed to
improve hearing by
making sound audible to a
person with
hearing loss.
Hearing aids are
classified as
medical devices...
- photomasks,
photomask blanks and hard disk
drive platters,
contact lenses and
eyegl**** lenses for the health-care market,
medical photonics, lasers, photographic...
- down, the
eyegl**** wearer may need to move
their whole head to
point the eyegl****es
towards the
target object.[citation needed] The
eyegl**** frame also...
- cat-eye
eyegl**** shape was
American Optical's Ful-Vue product, from 1931, in
which the
hinges were
placed on the
upper portion of the
eyegl**** frame to...
