Optical grade LiNbO3 wafers SLN CLN

Our abundance experience at growing and mass production for Optical grade Lithium Niobate on both boule and wafers (included SLN & CLN). We are equipped with advanced facilities at Crystal growing, slicing, wafer lapping, polishing and checking, all finished products are passed at Testing of curie Temp and QC inspection.

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Brief Introduction

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±0.7℃
Cutting Angle	X/Y/Z etc
Diameter/size	2”/3”/4” ±0.03mm
Tol(±)	<0.20 mm ±0.005mm
Thickness	0.18 ~ 0.5mm or more
Primary Flat	16mm/22mm /32mm
TTV	<3µm
Bow	-30<bow<30
Warp	<40µm
Orientation Flat	All available
Surface Type	Single Side Polished(SSP) /Double Sides Polished(DSP)
Polished side Ra	<0.5nm
S/D	20/10
Edge Criteria	R=0.2mm C-type or Bullnose
Quality	Free of crack (bubbles and inclusions)
Optical doped	Mg/Fe/Zn/MgO etc for optical grade LN&LT wafers per requested
Wafer Surface Criteria	Refractive index	No=2.2878/Ne=2.2033 @632nm wavelength/prism coupler method.
	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