Optical Grade Lithium Niobate Wafers

Optical Grade Lithium Niobate Wafers

Our abundance experience at growing and mass production for Optical grade Lithium Niobate. We are equipped with advanced facilities at Crystal growing, wafer lapping, polishing and checking, all finished products are passed at Testing of curie Temp and QC inspection.

CQT supply lithium niobate wafer, which include saw grade lithium niobate wafers and optical grade lithium niobate wafers, Our products have high quality and competitive prices. We focus on innovation, cost-effectiveness, and superior quality for our customers.

 

All the wafers are under strict quality control and inspected. And also under the strict surface cleaning and flatness control as well.

Product Parameters

Material

Optical Grade LiNbO3 wafes (White or Black)

Curie Temp

1142±2.0℃

Cutting Angle

X/Y/Z etc

Diameter/size

2”/3”/4”

Tol(±)

<0.20 mm

Thickness

 

Primary Flat

16mm/22mm /32mm

TTV

 <3µm

Bow

-30<bow<30

Warp

<40µm

Orientation Flat

All available

Surface Type

Single Side Polished /Double Sides Polished

Polished side Ra

<0.5nm

S/D

20/10

Edge Criteria

R=0.2mm or Bullnose

Optical doped

Fe/Zn/MgO etc for optical grade LN< wafers

Wafer Surface Criteria

Refractive index

No=2.2878/Ne=2.2033 (at)632nm wavelength

Contamination,

None

Particles ¢>0.3 µ  m

<= 30

Scratch , Chipping

None

Defect

No edge cracks, scratches, saw marks, stains

Packaging

Qty/Wafer box

25pcs per box 

 

Application list:

 

Integrated waveguide photonics; Wave Guide Lasers; Quasi-phase Matching for SHG&OPO; EO waveguide Phase & Amplitude Modulators  

CQT is specialized in producing fused silica wafers, fused quartz wafers, fused glass wafers, glass substrates for biochemistry, inorganic scintillation crystal material, lithium niobate wafer, lithium tantanlate wafer, piezo single crystal blanks finished crystal and finished saw filters.




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