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Optical Crystals for Research and Industry

The cerium doped multicomponent Gadolinium Aluminum Gallium Garnet crystals, referred as Ce:GAGG with the chemical formula of Ce:Gd3Al2Ga3O12, belong to the most important discoveries that offer excellent scintillation properties as well as having entered the scintillator market in the current decade. The effective atomic number is ...

Specifications

Radiation Length: / mm
Decay Time Constant: 90 ns
Emission Peak: 520 nm
Chemical Formula: Ce:Gd3Al2Ga3O12
Density (g/cm3): 6.63
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Data Sheet
Diffusion Bonded Crystals (DBC) are crystals consisting of two, three or more parts with different doping levels or different doping, usually one laser crystal and one or two undoped crystals combined by optical contact and further bonded under high temperature. Lasertec Inc is a leading manufacturer of finished composite crystal ...

Specifications

Type Of Crystal: Nd:YAG
Crystal Diameter: 10 mm
Crystal Length: 100 mm
AR Coating: Both sides
Data Sheet
Lithium triborate (LiB3O5 or LBO) is an excellent nonlinear optical crystal. It has widely recognized for these features: Wide transparency range (210 nm – 2300 nm)  Moderately nonlinear coupling High damage threshold Good chemical and mechanical properties For type I SHG of 1000 nm – 1200 nm possibility of non ...

Specifications

Crystal Type: LBO (Lithium Triborate)
Phase Mathcing Type: Type II
Mounting: Unmounted
Width: 30 mm
Height: 40 mm
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Data Sheet
There are two typical types of Er:Glass lasers, one is using laser rod as working medium, another is using bonded Er:Glass to get gain medium, Q-switch and output coupler as a whole, which present advantages of easy fixing and stable construction.    There are three types of Er:Glass modules available specified as: 0-10Hz ...

Specifications

Type Of Crystal: Er Glass
Crystal Diameter: 3-12.7 mm
Crystal Length: 3-150 mm
AR Coating: Both sides
Gain Media: Er3+, Yb3+:Phosphate glass
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Data Sheet
Calcium fluoride (CaF2) crystals with high hardness, strong resistance to mechanical shock and thermal shock is good transmittance in UV, visible and infrared fields. ICalcium fluoride (CaF2) crystals are widely used in scientific and technological fields such as lasers, infrared optics, UV optics and high-energy detectors. ...

Specifications

Type Of Crystal:: calcium fluoride(CaF2)
Crystal Diameter:: 520mm
Material Grade:: UM-DUV, UM-UV, UM-IR
Wavelength Range: 0.13-10μm
Crystal Structure: Monocrystalline/Polycrystalline
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Data Sheet
Er, Cr,Yb phosphate glass is the raw material for making  the  solid gain medium crystal for flash lamp pumped lasers, the erbium-doped concentration is 0.13~0.25×1020cm-3, and the light output energy is from millijoule to joule level.    Erbium Glass doped with Er3+, Yb3+ and Cr3+, Erbium doped glass ...

Specifications

Type Of Crystal: Er Glass
Crystal Diameter: 3-12.7 mm
Crystal Length: 3-150 mm
AR Coating: Both sides
Wavelength: 1535 nm
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Data Sheet
Lasers powered by Er:YAG (erbium substituted: yttrium aluminium garnet), operating at 2.94 microns, crystals couple well into water and body fluids. The output of Er:YAG laser rod working as active element in special devices enables the painless monitoring of blood sugar levels for diabetic people, while safely reducing the risk for ...

Specifications

Type Of Crystal: Er:YAG
Crystal Diameter: 2-50 mm
Crystal Length: 5-180 mm
AR Coating: Both sides
Chemical Formula, Crystal: Activator: Y3Al5O12:Er^3+
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Data Sheet
The erbium doped concentration of the LD pumped laser glass is 0.25~1.3, and the light output energy ranges from microjoule to millijoule.     Er, Yb co-doped phosphate glass, with wider wavelength tuning, lower RIN and narrower laser linewidth, higher conversion efficiency and very wide pump band. It is used to make ...

Specifications

Type Of Crystal: Er Glass
Crystal Diameter: 3-12.7 mm
Crystal Length: 140 mm
AR Coating: Both sides
Wavelength: 1535 nm
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Data Sheet
Er:Yb:Phosphate glass is an ideal material for eye-safe laser application because of 1535nm emission, it can be fabricated as optical fiber core for special applications.

Specifications

Type Of Crystal: Er Glass
Crystal Diameter: 2-4 mm
Crystal Length: 50-150 mm
AR Coating: Uncoated
Host: Phosphate glass
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Data Sheet
Cr4+: YAG is an excellent saturable absorption material. It has strong absorption at the wavelength from 0.8~1.2μm and has the advantages of high melting point, damage resistance, and good thermal conductivity. It is often used as passive Q-switch for 0.8~1.2μm lasers.

Specifications

Type Of Crystal: Cr:YAG
Crystal Diameter: 3-12 mm
Crystal Length: 2-30 mm
AR Coating: One side
Host: Yttrium Aluminium Garnet (Y3Al5O12)
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Data Sheet
Nd: YVO4 crystal is an excellent laser crystal for making diode pumped solid lasers. The main and greatest advantages of Nd: YVO4 are high absorption coefficient, big stimulated emission cross-section and wide absorption band, the absorption peak is about 808 nm.    Because of these advantages, small crystal can be used ...

Specifications

Type Of Crystal: Nd:YVO4
Crystal Diameter: 1-50 mm
Crystal Length: 0.3-220 mm
AR Coating: Both sides
Chemical Formula, Crystal: Activator: YVO4: Nd3+
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Data Sheet
Titanium doped sapphire(Ti3+:Al2O3) is widely used for tunable lasers and femtosecond solid-state lasers. It was first used as a gain medium in 1986, and till now, it is still the best material for ultrashort pulse generation. The substrate-sapphire has good physical and optical properties. High thermal conductivity and good ...

Specifications

Type Of Crystal: Ti:Sapphire
Crystal Diameter: 1-157 mm
Crystal Length: 1-27 mm
AR Coating: Uncoated
Chemical Formula, Crystal: Activator: Ti:Al2O3:Ti3+
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Data Sheet
The Thin Disk Gain Medium, crafted by Dausinger + Giesen GmbH, represents a pinnacle in laser technology, specifically engineered for high-performance laser systems. Available in various configurations including TD12-7-HD, TD12-7+, TD20-7+, and TD25-7+, this gain medium utilizes Yb:YAG composition with a 7% doping concentration, ...

Specifications

Type Of Crystal: Yb:YAG
Crystal Diameter: 8 mm
Crystal Length: -- mm
AR Coating: Both sides
Thickness: 215 μm
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Data Sheet
Er, Yb:glass+Co: spinel bonding crystal is a bonding crystal formed by bonding co: spinel at the end of Er, Yb: glass. It can effectively improve the comprehensive performance of Er, Yb: glass laser. We design a special structure to reduce the thermal effect to meet high energy density lasers.

Specifications

Type Of Crystal: Er Glass
Crystal Diameter: 10 mm
Crystal Length: 10 mm
Data Sheet
Nonlinear crystal (NLC) materials which are used in higher laser frequency generation requires phase matching to be kept in stable temperature conditions, therefore crystal holder plays key part in this role. To avoid temperature drift, issues with water absorption for hygroscopic crystals, temperature of NLC needs to be controlled ...

Specifications

Temperature Stability: 0.1-0.1degC
Present Temperature Range: 25-220degC
Temperature Setting Precision: 0.1-0.1degC
Angle Adjustment: 3-3deg
Max Crystal Aperture Size: >25 mm
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Data Sheet
Due to the high damage threshold, wide transparency rage lithium triborate (LBO) is mostly used for second harmonic generation (SHG) a.k.a. frequency doubling and third harmonic generation (THG). But it's possible to use for Fourth harmonic generation with higher power than BBO. Crystals can be heated up for protection or performance ...

Specifications

Crystal Type: LBO (Lithium Triborate)
Phase Mathcing Type: Type I, Type II, Not Applicable
Mounting: Mounted, Unmounted
Width: 2-20 mm
Height: 2-12 mm
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Data Sheet
NdYAG crystal is the most mature and widely used solid-state laser material adopted by R&D, medical, industrial and military customers. Its properties are a good compromise between the strengths and weaknesses of its competition. Nd:YAG crystals are used in all types of solid-state lasers systems, e.g. frequency-doubled ...

Specifications

Type Of Crystal: Nd:YAG
Crystal Diameter: 2-15 mm
Crystal Length: 0.1-200 mm
AR Coating: Both sides
Data Sheet
BiB3O6 (BIBO) crystal is a promising nonlinear laser crystal, as it enables efficient generation of green or blue laser through second harmonic generation. BIBO has a wide transparency range spanning from 286nm to 2500nm (Fig: 1), along with a high damage threshold, large nonlinear coefficient (3.5 - 4 times higher than that of LBO ...

Specifications

Crystal Type: BIBO (BiB3O6)
Phase Mathcing Type: Type I
Mounting: Mounted
Width: 6 mm
Height: 6 mm
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Data Sheet
LBO (LiB3O5) is an ideal material for high-power laser frequency multipliers due to its high damage threshold, expansive acceptance angle, excellent thermal stability, and broad light transmission range. It boasts a transmittance range of 160-2600 nm. For Class-I non-critical phase matching, the band range is 1000-1300 nm under ...

Specifications

Crystal Type: LBO (Lithium Triborate)
Phase Mathcing Type: Not Applicable
Mounting:
Width: 3 mm
Height: 15 mm
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Data Sheet
Chinese brand BBO crystals manufactured in CRYSMIT OPTICS. As a expert in nonlinear crystals, CRYSMIT offers high-quality BBO crystals at a competitive price. Maximum processing size 20x20x10 mm3 for BBO coated crystals. Ultrathin BBO (Thinnest 5um) crystals for Femtosecond Lasers.  A large quantity of BBO crystals in ...

Specifications

Crystal Type: BBO (Beta Barium Borate)
Phase Mathcing Type: Type I
Mounting: Mounted
Width: 10 mm
Height: 10 mm
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Data Sheet
The Voyawave Optics Nd:YAG Crystal is a high-quality laser host crystal with exceptional optical properties. With high gain, low threshold, and excellent thermal conductivity, this crystal delivers outstanding performance in a variety of laser applications. Its versatile operation modes, including continuous wave (CW), pulsed, ...

Specifications

Type Of Crystal: Nd:YAG
Crystal Diameter: 3 mm
Crystal Length: 50 mm
AR Coating: One side, Both sides, Uncoated
Length Tolerance: ± 0.5 mm
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Data Sheet
The Voyawave Optics Ti:Sapphire Crystal is a highly versatile laser crystal known for its wide wavelength tunability and exceptional performance. With features such as absorption pump bandwidth, short excited state lifetime, and excellent thermal conductivity, this crystal delivers high damage threshold and superior output ...

Specifications

Type Of Crystal: Ti:Sapphire
Crystal Diameter: 3 mm
Crystal Length: 5 mm
AR Coating: One side, Both sides, Uncoated
Directional: C-axis is the direction of the optical axis, perpendicular to the crystal surface
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Data Sheet
The Voyawave Optics TeO2 Crystal is a high-quality acousto-optic material with exceptional properties. With wide wavelength tunability and a short excited state lifetime, this crystal enables advanced applications in various fields. It offers high damage threshold, excellent output efficiency, and remarkable thermal conductivity. ...

Specifications

Type Of Crystal: TeO2
Crystal Diameter: -- mm
Crystal Length: -- mm
AR Coating: One side, Both sides, Uncoated
Density: 6 g/cm3
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Data Sheet
The Nd:KGW Laser Crystal is a highly doped laser crystal known for its exceptional performance and versatility. With its high doping concentration and wide absorption band, this crystal ensures efficient and reliable laser operation. It features a high excitation cross-section and a low laser output threshold, making it ideal for ...

Specifications

Type Of Crystal: Nd:KGW
Crystal Diameter: 3 mm
Crystal Length: 3 mm
AR Coating: One side, Both sides, Uncoated
Length Tolerance: +1.0/-0.0
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Data Sheet
The Er:YAG laser crystal, provided by VoyaWave Optics Ltd., is an advanced and highly efficient solution for medical and dental applications. The crystal lasers at a specific wavelength of 2940 nm, which coincides with the hydroxyl absorption peak, making it perfect for interaction with biological tissues. With exceptional optical ...

Specifications

Type Of Crystal: Er:YAG
Crystal Diameter: 3-4 mm
Crystal Length: 53/65 mm
AR Coating: Both sides
Size Tolerance: Diameter: +0.000 inches
...
Data Sheet

Frequently Asked Questions

Optical crystals come in a wide variety of types, each with their own unique properties and characteristics. Some of the most commonly used optical crystals include calcium fluoride (CaF2), magnesium fluoride (MgF2), quartz (SiO2), sapphire (Al2O3), and potassium dihydrogen phosphate (KDP). These crystals are used for a range of applications, such as laser optics, polarizers, and optical filters, among others. The choice of crystal type depends on factors such as the required optical properties, the operating conditions, and the manufacturing process, among others.

Optical crystals are widely used in nonlinear optics to generate harmonic frequencies of laser light, which are essential for a wide range of applications in spectroscopy, imaging, and communication systems. Nonlinear optical phenomena occur when the response of a crystal to an applied electric field is nonlinear, causing the crystal to produce a frequency that is a multiple of the frequency of the incident light. This process, known as second harmonic generation (SHG), is widely used in laser systems to generate light at a frequency that is difficult or impossible to generate directly. Additionally, optical crystals are used in a range of other nonlinear optical applications, such as optical parametric oscillation (OPO), optical parametric amplification (OPA), and sum frequency generation (SFG). These applications are important in areas such as ultrafast laser technology, quantum optics, and nonlinear microscopy.

Choosing the right electro-optic (EO) crystal depends on several factors such as the required electro-optic coefficients, wavelength range, damage threshold, and temperature stability. Considerations also include the orientation of the crystal, its birefringence, and the type of modulation needed. It's important to consult with a knowledgeable supplier who can help you select the appropriate EO crystal for your specific application requirements.

An isotropic crystal has the same optical properties in all directions, while an anisotropic crystal has different optical properties depending on the direction of light propagation. Anisotropic crystals are particularly useful for polarization control and optical switching applications.

Proper handling and cleaning techniques are essential for maintaining the quality of optical crystals. When handling crystals, it's important to wear gloves and use clean tools to avoid contamination from oils and other residues. Cleaning can be done with a gentle solvent or a mixture of deionized water and mild detergent. Ultrasonic cleaning can also be used, but care should be taken to ensure that the crystals are not damaged by the process. Regular inspections using a microscope or other measuring tools can help detect any defects or damage to the crystal surface, which can then be addressed promptly to prevent further deterioration of the crystal's performance. For hydroscopic crystals, it is important to store them in a dry environment to prevent moisture absorption, which can degrade their optical properties. For hydrophobic crystals, care should be taken to prevent contamination by oils or other hydrophobic substances, which can also degrade their optical performance.

Yes, some optical crystals can be used in high-temperature applications. For example, sapphire is a popular choice for high-temperature applications due to its high melting point and thermal conductivity. However, it is important to choose the right crystal for the specific application as not all crystals can withstand high temperatures. Factors such as the crystal's thermal conductivity, thermal expansion coefficient, and chemical stability should be taken into consideration.

The lifespan of an optical crystal can vary depending on various factors such as the type of crystal, its quality, and the conditions under which it is used. Generally, well-maintained crystals can last for many years or even decades. It is essential to store the crystals properly and protect them from physical damage, temperature fluctuations, and moisture to ensure their longevity. Additionally, regular cleaning and maintenance can help prolong the lifespan of optical crystals.

Proper storage and handling of optical crystals is crucial for maintaining their quality and prolonging their lifespan. Crystals should be stored in a dry and clean environment, away from direct sunlight and heat sources. They should also be protected from physical damage and contact with corrosive materials. When handling optical crystals, it is recommended to wear gloves to avoid contamination from oils and sweat on the skin. It is important to use only clean and soft materials, such as lint-free wipes and brushes, to clean the surfaces of the crystals. It is also important to avoid touching the optical surfaces with any cleaning materials, as this can cause scratches or other damage.

The performance of crystal optics can be affected by a variety of factors, including crystal quality, surface quality, temperature, and wavelength. Crystal quality is particularly important, as defects or impurities in the crystal lattice can affect its optical properties.

Crystals are typically manufactured through a process called crystal growth, where a small seed crystal is placed in a solution or melt and slowly grown into a larger crystal. The resulting crystal is then cut and polished to the desired shape and size.

A nonlinear crystal exhibits nonlinear optical properties, meaning that the output light is a function of both the input light and the crystal's properties. Linear crystals, on the other hand, exhibit linear optical properties, meaning that the output light is proportional to the input light.

Crystals are typically tested for quality using techniques such as X-ray diffraction, optical microscopy, and interferometry. These techniques can reveal information about crystal structure, surface quality, and optical performance.

Discover a wide selection of high-quality optical crystals from top suppliers worldwide on FindLight. Our collection includes nonlinear, laser, and electro-optic crystals for research and industrial applications. With fast delivery and expert advice, FindLight is your go-to source for optical crystals. Browse our selection and find the perfect solution for your project.

Did You know?

Did you know that optical crystals have unique properties that make them ideal for a wide range of applications in optics and photonics? These crystals are used in devices such as lasers, modulators, and sensors, where they can manipulate the behavior of light and other electromagnetic radiation. Optical crystals are available in a variety of shapes and sizes, including cylindrical, rectangular, and spherical, as well as in single or multiple pieces. The crystal's chemical composition, crystalline structure, and orientation can affect its optical properties, such as birefringence, dispersion, and polarization. Optical crystals can also exhibit nonlinear optical properties, which allow them to convert light from one wavelength to another, a property that is useful in frequency doubling and other nonlinear optics applications. To ensure the best performance and longevity of your optical crystals, it's important to store and handle them properly. Hydroscopic crystals should be kept in a dry environment, while hydrophobic crystals should be protected from oil and other contaminants. Additionally, regular cleaning and maintenance can help to maintain the crystal's optical properties and prolong its lifespan. Whether you're working on research and development, or looking for crystals in commercial applications in industries such as medical, aerospace, or telecommunications FindLight can be your trusted source of suppliers and manufacturers.