CASTECH, Inc. has promoted these products / services:

CASTECH, Inc. - Gratings

CASTECH’s Greating is featured by:

  • High diffraction efficiency
  • Low stray light
  • Both reflection and transmission types
  • Customized design available
(read more)
CASTECH, Inc. - Acoust-Optical Laser RF Driver

CASTECH's Acoust-Optical Driver works with Acoust-Optical Q-switch. the frequency of the product is 24MHz, 27MHz, 40.68MHz or 80MHz and the RF power can be up to 24W. Its control patterns are FPS, PPK, R05 or R04. (read more)

CASTECH, Inc. - Adjustable Laser Beam Expanders

CASTECH's adjustable beam expanders have a conventional working wavelength of 355nm, the magnification can be 2-10 times. It has many advantages, such as compact, divergent angle adjustable and the diameter of the output beam is large. It is widely used in laser processing. (read more)

CASTECH, Inc. - Faraday Rotators with 100W of Power Handling

CASTECH's Faraday Rotators have high power handling up to 100W of average input power in 400-4500nm wavelength range. It could maintain the light's linear polarization, through rotating the plane of polarized light 45°in the forward direction and an additional 45°of non-reciprocal rotation in the reverse direction. (read more)

CASTECH, Inc. - CLBO Crystals

Cesium Lithium Borate (CsLiB6O10,CLBO) is a newly developed crystal with excellent UV nonlinear feature,and widely used for semiconductor inspection,micro processing,bio-medical,UV-LIDAR,etc. Compared to BBO, (read more)

CASTECH, Inc. - Scintillation Crystals

Cadium tungstate (CdWO4, CWO) single crystal is an important scintillation materials applied in the radiation detection technology, especially for security checking , industrial CT and medical imaging.~ (read more)

CASTECH, Inc. - Laser Crystal

Yb:CaGdAlO4(called CALGO) is a promising new laser gain material which possess several important advantages. (read more)

CASTECH, Inc. - Birefringent Crystals

The Yttrium Orthovanadate (YVO4) is a positive uniaxial crystal grown with Czochralski method. (read more)

CASTECH, Inc. - Magneto-Optical Crystals

TSAG is a key isolator material for next generation fiber laser. (read more)

News articles and press releases for CASTECH, Inc.:


CASTECH annouces new laser crystal Yb:CALGO.


CASTECH annouces Chirped Mirrors compensating for pulse broadening effects in ultra-fast laser applications with different band widths......


CASTECH Inc, a leading manufacturer of crystals and precision optics for laser and telecom industries, announced its development in super-polishing technology......


CASTECH Inc, a leading manufacturer of crystals and precision optics for laser and telecom industries, announced its new high power polarizing beam splitter cube (PBS)......