Products
Home /CRYSTALS /

Raman Crystal

/KGW Crystals (Potassium Gadolinium Tungstate)

KGW Crystals (Potassium Gadolinium Tungstate)

Potassium Gadolinium Tungstate (KGd(WO₄)₂) crystal is an excellent stimulated Raman laser crystal with characteristics such as a wide light transmission range, good thermal conductivity, high damage threshold, large Raman shift coefficient, and high Raman gain. It can maintain high conversion efficiency and beam quality during the Raman frequency conversion process. The KGW crystal can withstand high pump power and is suitable for pump lights of various wavelengths, making it widely used in Raman lasers, laser frequency conversion, medical imaging, photodynamic therapy, environmental monitoring, spectroscopy research, material processing, and other fields.

Share To : f t y b l ins
  • Product Detail

Descriptions:

Potassium Gadolinium Tungstate (KGd(WO₄)₂) crystal is an excellent stimulated Raman laser crystal with characteristics such as a wide light transmission range, good thermal conductivity, high damage threshold, large Raman shift coefficient, and high Raman gain. It can maintain high conversion efficiency and beam quality during the Raman frequency conversion process. The KGW crystal can withstand high pump power and is suitable for pump lights of various wavelengths, making it widely used in Raman lasers, laser frequency conversion, medical imaging, photodynamic therapy, environmental monitoring, spectroscopy research, material processing, and other fields.

 

HGO offers KGW specifications:

Orientation:

<010>

Dimension Tolerances: 

diameter:±0.1 mm , Length: ±0.1 mm

Clear Aperture:

> 90%

Surface Quality:

10/5 Scratch/Dig MIL-O-1380A

Surface Flatness:

< λ/10 @ 632.8 nm

Parallelism:

< 20″

Perpendicularity:

< 15′ 

Coating

AR coating upon customer’s request

Quality Warranty Period

One year under proper use

 

Main applications:

1) Laser frequency conversion;

2) Optical Parametric Oscillation (OPO) — enabling tunable laser output in the near-infrared to mid-infrared spectral range;

3) Core gain medium for Raman lasers;

4) Synergistic application of nonlinear optical modulation and Raman scattering in high average power laser systems;

5) Integrated components for frequency extension and Raman function in micro-lasers and integrated optical devices;

 

Advantages:

1) High nonlinear optical coefficient;

2) Strong Raman activity and high Raman gain coefficient;

3) High thermal conductivity and excellent thermal stability, with Raman gain characteristics less affected by temperature, suitable for continuous operation of high-power Raman lasers;

4) Wide transmission range, excellent transmittance in the ultraviolet to near-infrared spectral range, and low loss of Raman scattering signals;

 

Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.
Related Products
high laser induced damage threshold Er:Yb:glass
Er:Yb:glass crystal Erbium and ytterbium co-doped phosphate glass

Er3+, Yb3+ co-doped phosphate glass is a well-known and commonly used active medium for lasers emitting in the “eye-safe” spectral range of 1,5-1,6 µm. As an eye-safe wavelength laser, 1540um ,Er3+/Yb3+ co-doped phosphate glass lasers have attracted much attention for their compactness and low cost, such as laser generation and signal amplification because the wavelength of 1540nm is just at the position of the eye-safe and the fiber optic communication window. 1540nm lasers have used in ranging finder, radar, target recognition. Er3+/Yb3+ co-doped phosphate glass cooperate with passive Q-Switch crystal cospinel can get 1540nm pulse solid-state laser.

Read More
LiNbO3 LN nonlinear crystal
LiNbO3 crystal Lithium niobate

  LiNbO3 is widely used as electro-optic modulators and Q-switches for Nd:YAG, Nd:YLF and Ti:Sapphire lasers as well as modulators for fiber optics.  

Read More
High Presion Double Concave Lenses
Coated Double-Concave Lenses

Double Concave Lenses are used in beam expansion, image reduction, or light projection applications. These lenses are also ideal for expanding the focal length of an optical system. Double Concave Lenses, which have two concave surfaces, are Optical Lenses with negative focal lengths. HG OPTRONICS offers Double Concave lenses with a variety of coating options.

Read More
Laser Line Right Angle Prisms
Laser Grade Prisms

Prisms are transparent optical devices which refract or reflect light. They have manifold applications in laser technology.

Read More
Er:YAG Crystal for solid-state laser
Er:YAG Crystals (Erbium-Doped Yttrium Aluminum Garnet)

Er: YAG (Erbium-doped Yttrium Aluminum Garnet) is a solid-state crystal widely used as a laser medium in various medical and dental applications. It is made by doping erbium ions into yttrium aluminum garnet (YAG) crystals and can emit laser light with a wavelength of approximately 2.94 micrometers in the infrared spectrum.

Read More
Laser Grade Meniscus Lenses
Positive Meniscus Lenses And Negative Meniscus Lenses

The Positive Meniscus Lenses are a convex-concave lens, but it is thicker at the center than at the edges. They are felt polished and are used universally in the ophthalmic industry where convention dictates that lens power be specified in Diopters. The Negative Meniscus Lenses are a convex-concave lens, but it is thinner at the center than at the edges. Otherwise description is similar to Plano Concave lenses.  

Read More
Polarization Beamsplitter Cubes
Broadband Polarizing Cube Beamsplitters

Beamsplitter Cubes are constructed by cemented two right angle prisms.  The hypotenuse of one prism is coated with polarization dielectric coating.

Read More
High Reflectivity Laser Mirror
800nm Highly Dispersive Ultrafast Mirrors

Laser Line Mirrors are used for beam-steering in demanding laser applications. Laser Line Mirrors are Optical Mirrors that have been designed for specific laser types or wavelengths.

Read More
Leave A Message
Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Home

Products

about

contact