Custom fabricated sapphire windows and lenses that transmit
from the UV to the IR and are impervious to most chemicals, water, and fast
moving dirt and sand are available from Meller Optics, Inc. of Providence, Rhode
Island.
Meller Sapphire Optics can be produced in sizes up to 10”
dia., depending upon the diameter to thickness aspect ratio, and are impervious
to most chemicals, water, and fast moving particles. Featuring transmission from the UV to IR (270
nm to 4.7 microns), they are clear as glass and second only to diamond in
hardness (Moh 9), and can withstand up to 1,000°C.
Suitable for use as protective front surface optics and as
viewports, Meller Sapphire Optics provide flatness to 1/10th wave in the
visible and < 2 arc sec. in./in. parallelism with finishes from 60-40 to
40-20 scratch-dig, depending upon size and construction. Applications include viewing optics in
cameras, weapons, and refractometers, and as machine inspection windows.
Meller Sapphire Optics are priced according to configuration
and quantity. Literature and price quotations are available upon request.
Meller Optics, Inc.
120 Corliss St.
/ P.O. Box 6001
Providence, RI 02940
800-821-0180 FAX (401) 331-0519
www.melleroptics.com