4 Inch Dia 100 Mm Lithium Tantalate Wafers LiTaO3 LiNbO3 Hexagonal Crystal Structure

Place of Origin CHINA
Brand Name zmkj
Model Number LT-001
Minimum Order Quantity 25pcs
Price by case
Packaging Details PET Films or 25pcs casstle case by 100 grade cleaning room
Delivery Time 15-30days
Supply Ability 5000pcs/month
Product Details
Materials LiTaO3 Single Crystal Industry Semiconductor Wafer,saw Wafer,optical Wafer
Application 5G,SAW Device,optical Glass, Color Yellow, Red,black
Customized Ok Size 4inch
Orientation Y-42° Commen
High Light

black lt


litao3 wafer

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Product Description

4inch dia100mm Lithium Tantalate LT LN Wafers, LT wafer for saw,Fe+ doped LiTaO3 crystal wafer,customized size LiTaO3 optical wafer,


Piezoelectric Crystal Lithium Tantalate LT LiTaO3 crystals

Product Name: Lithium tantalate (LiTaO3) crystal substrate
Product Description: Lithium tantalate (LiTaO3) single crystal has a very good electro-optical, piezoelectric and pyroelectric properties, widely used in pyroelectric devices and color television. Branch crystal company specializes in producing high quality and the most competitive price high purity optical grade LiTaO3 crystal substrate
Technical parameters:
Crystal structure Hexagonal
Lattice constant a = 5.154 Å c = 13.783 Å
Mp 1650 o C
Density 7.45 g / cm3
Curie temperature 610 o C
Hardness 5.5 - 6 Mohs
Thermal expansion coefficient aa = 1.61 x 10 -6 / k ac = 4.1 x 10 -6 / k
Resistivity 1015 Wm
es11 / e0: 39 ~ 43 es33 / e0: 42 ~ 43 et11 / e0: 51 ~ 54 et11 / e0: 43 ~ 46
Color Colorless
Through a range of 0.4 ~ 5.0 um
Index of refraction n o = 2.176 n e = 2.180 @ 633 nm






36°Y-cut±0.2° 42°Y-cut±0.2° X-cut±0.2°
Diameter 100±0.3mm ,
1st OF Flat 32±2mmperpendicular to X-axis±0.2° 32±2mm, perpendicular to 112°Y±0.2°
2st OF Flat 10±2mm CW270°from 1st OF 10±2mm CW315°from 1st OF 10±2mm CW315° Or 270°from 1st OF
Thickness 200~250±25um,300-350±25um,500±25um or by customized 
Front surface "+",Ra<1nm,
Back surface GC#1000, GC#2000 Lapped
LTV <1um,at5x5mm zone
BOW ≤25um


Piezoelectric Crystal LiTaO3 crystals

Specification Conventional High Precision
Materials LiTaO3(LT)/ LiNbO3 wafers LiTaO3(LT)/LiNbO3 wafers
Orientation X-112°Y,36°Y,42°Y±0.5° X-112°Y,36°Y,42°Y±0.5°
Parallel 30″ 10''
Perpendicular 10′ 5'
surface Quality 40/20 20/10
Wavefront Distortion





Surface Flatness





Clear Aperture >90% >90%
Chamfer <0.2×45° <0.2×45°
Thickness/Diameter Tolerance ±0.1 mm ±0.1 mm
Maximum dimensions dia150×50mm dia150×50mm


4 Inch Dia 100 Mm Lithium Tantalate Wafers LiTaO3 LiNbO3 Hexagonal Crystal Structure 04 Inch Dia 100 Mm Lithium Tantalate Wafers LiTaO3 LiNbO3 Hexagonal Crystal Structure 1



Q. Do you have any stock of wafer or ingots?

yes,aslike 3inch,4inch commen size substrates wafers are in stocks.

Q. Where is your company located?
Our company located in shanghai,China. factory is in wuxi city.

Q. How long will take to get the products?
Generally it will take 1~4 weeks to process and then delivery.

It is depend on the quantity and the size of the products.


Q: How about pay term & delivery ?

T/T 50%deposit and left part before delivery by FOB .