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CY0027 Lithium Tantalate Wafers (LiTaO3 Wafers) Maximize

CY0027 Lithium Tantalate Wafers (LiTaO3 Wafers)

Catalog No.CY0027
CAS Number12031-66-2

Stanford Advanced Materials (SAM) is a trusted supplier and manufacturer of Lithium Tantalate Wafers. Various dimensions of Lithium Tantalate Wafers are available upon request.

Other Tantalum Compounds: Tantalum Oxide (Ta2O5), Tantalum Carbide Powder (TaC Powder), Tantalum Chloride

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Description of Lithium Tantalate Wafers

Lithium Tantalate (LiTaO3), also known as LN crystal, is a kind of typical multifunction crystal material. It has both chemical and mechanical stability as well as a high optical damage threshold. 

Lithium Tantalate Wafers Lithium Tantalate Wafers Lithium Tantalate Wafer


Specifications of Lithium Tantalate Wafers


Wafer (Boule)

Diameter (mm)

76.2 ± 0.3

100.0 ± 0.3

125.2 ± 0.3

Axis Orientation

X, Y, Z, 36°Y, 42°Y

Thickness (mm)


Ref. Flat Orientation

X, Y, 112.2°Y

Ref. Flat Width (mm)

22.0 ± 2.0

32.0 ± 2.0


Front Side Polish

+:Mirror Polished (Ra≤8Å)

Back Side Lapping (µm)



TTV (µm)




PLTV (5×5mm; LTV < 1µm)




Bow (µm)




Edge Bevel

Edge Rounding





Curie Temperature (°C)

605.0 ± 3.0°C



Applications of Lithium Tantalate Wafers

• Used in interdigital transducers, EO, pyroelectric IR detectors, etc. 
• Used as a substrate material for RF surface acoustic wave (SAW) filters.
• Used in linear optics, motion detectors, and cell phones for its optical, piezoelectric, and pyroelectric properties.

Packaging of Lithium Tantalate Wafers

Our Lithium Tantalate Wafers are carefully handled to prevent damage during storage and transportation.

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