Specifications
Brand Name :
Crystro
Model Number :
CR21011-05
Certification :
SGS/COC
Place of Origin :
China
MOQ :
1pc
Price :
USD 20~200/pc
Payment Terms :
T/T, Western Union, MoneyGram, Paypal
Supply Ability :
2000pcs per month
Delivery Time :
4-5 weeks
Packaging Details :
Transparent clean box
Item :
SAW Grade LiNbO3 Crystal
Melting Point :
1253℃
Crystal Sturucture :
Trigonal, Space group R3c, Point group 3m
Density :
4.64g/cm3
Transparency Range :
420-5200nm
Absorption Coefficient :
~0.1%/cm @1064nm
Refractive Indices :
ne=2.156, no=2.232@1064nm
Origin :
China
Description

SAW Grade LiNbO3 Crystal

LiNbO3 crystal combines low cost, good mechanical and physical properties as well as high optical homogeneity. Therefore, LiNbO3 wedges have been widely used in fiber isolators and circulators.

LiNbO3 is also a good acousto-optic crystal and used for surface acoustic wave (SAW) wafer and A-O modulators. Crystro provides acoustic (SAW) grade LiNbO3 crystals in wafers, as-cut boules, finished components and custom fabricated elements.

Anhui Crystro participate in the kinds exhibitions every year: Laser World of Photonics Munich, Shanghai, Photonics West in San Francisco, CIOE in Shenzhen, etc.

Crystro provides:

  • LiNbO3 wedges used for fiber optical isolators and circulators.
  • Reliable delivery
  • Strict quality control
  • Technical support
  • Very competitive prices

Typical SAW Properties

Cut Type SAW Velocity Vs (m/s) Electromechanical Coupling Factor K2s(%) Temperature Coefficient of Velocity TCV (10-6/℃) Temperature Coefficient of Delay TCD (10-6/℃)
127.86 ° Y-X 3970 5.5 -60 78
Y-X 3485 4.3 -85 95

Typical Specifications

Specifications Boule Wafer
Diameter Φ3'' Φ4'' Φ3'' Φ4''
Length or Thickness (mm) ≤100 ≤50 0.35-0.5
Orientation 127.86°Y,64°Y,135°Y,X,Y,Z, and other cut
Ref.Flat Orientation X,Y
Ref.Flat Length 22±2mm 32±2mm 22±2mm 32±2mm
Front Side polishing / Mirror polished 5-15 Å
Back Side Lapping / 0.3-1.0μm
Flatness (μm) / ≤15
Bow (μm) / ≤25

Crystro can offer other size and specification of wafers upon request.

Crystal Structure Trigonal, Space group R3C, Point group 3m
Cell Parameters a=5.148 Å , c=13.863 Å
Melting Point 1253oC
Curie Temperature 1140oC
Mohs Hardness 5
Density: 4.64 g/cm3
Deliquescence None
Optical Homogeneity ~ 5x10-5 /cm
Transparency Range 420 -- 5200 nm
Absorption Coefficient ~0.1%/cm @ 1064 nm
Refractive indices at 1064nm
(Pure LN)
ne= 2.146, no = 2.220 @ 1300 nm
ne = 2.156, no = 2.232 @ 1064 nm
ne = 2.203, no = 2.286 @ 632.8 nm
Thermal Expansion Coefficient
(@ 25oC)
//a, 2.0x10-6/K
//c, 16.7x10-6/K
Thermal Conductivity Coefficient: 38 W/m/K at 250 oC
Thermal Optical Coefficient dno/dT=-0.874x10-6/K at 1.4 µm
dne/dT=39.073x10-6/K at 1.4 µm
The Sellmeier equations (Pure LN))
(λ in µm)
no2 = 4.9048+0.11768/(λ2-0.04750)-0.027169λ2
ne2 = 4.5820+0.099169/(λ2-0.04443)-0.021950λ2

SAW Grade Acousto Optic  Lithium Niobate LiNbO3 Wafer

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SAW Grade Acousto Optic Lithium Niobate LiNbO3 Wafer

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Brand Name :
Crystro
Model Number :
CR21011-05
Certification :
SGS/COC
Place of Origin :
China
MOQ :
1pc
Price :
USD 20~200/pc
Contact Supplier
SAW Grade Acousto Optic  Lithium Niobate LiNbO3 Wafer
SAW Grade Acousto Optic  Lithium Niobate LiNbO3 Wafer

ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd.

Verified Supplier
7 Years
Since 2016
Business Type :
Manufacturer, Exporter
Total Annual :
5000,000-8000,000
Employee Number :
80~100
Certification Level :
Verified Supplier
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