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CY0027 Lithium Tantalate Wafers (LiTaO3 Wafers) Maximize
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CY0027 Lithium Tantalate Wafers (LiTaO3 Wafers)

Catalog No.CY0027
CAS Number12031-66-2

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

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

More details

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

• Used in interdigital transducers, EO, pyroelectric IR detectors, etc.
• Used as 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.

Specifications of SAM 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


Our lithium tantalate wafers are carefully handled to prevent damage during storage and transportation.

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