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Lithium Niobate (LiNbO3) Crystal Substrate, 10 × 10 × 0.5 mm, (11-20), single-side polished (10 Pieces per Box)
Product Type: Lithium niobate crystal substrate
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, coating review, platform compatibility or configuration confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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How does the orientation tolerance of <0.5° affect the performance of lithium niobate substrates in electro-optic devices?
The orientation tolerance of <0.5° ensures precise alignment of the crystal axes, which is critical for maintaining consistent electro-optic coefficients (γ13=9, γ22=3.4, γ33=31 pm/V) and refractive indices (no=2.286, ne=2.203 @ 632.8 nm) across the substrate. This tolerance minimizes phase mismatch in devices such as optical modulators and frequency doublers.
What is the significance of the Curie temperature (~1140°C) for lithium niobate substrates in high-temperature applications?
The Curie temperature of approximately 1140°C indicates the temperature above which the material loses its ferroelectric properties and thus its nonlinear optical and electro-optic capabilities. For applications involving high-temperature processing or operation, such as in certain optical modulators or sensors, staying below this temperature is essential to maintain device performance. The melting point is 1250°C, providing a wide operational window below the Curie point.
This 10×10×0.5 mm LiNbO3 substrate in (11-20) orientation offers high nonlinear and electro-optic performance for optical devices, but the single-side polish and limited spectral range (0.4–2.90 μm) impose constraints for certain applications.
Positive
- High nonlinear and electro-optic coefficients: With d33 = 34.45 pm/V and γ33 = 31 pm/V, this substrate is well-suited for frequency doubling, parametric oscillators, and optical modulators where strong nonlinear response is required.
- Precise orientation and surface finish: Orientation tolerance < 0.5° and surface roughness < 5 Å ensure reproducible device performance in waveguide and modulator fabrication.
Trade-offs
- Single-side polished only: This substrate is supplied single-side polished; double-side polished variants are routine but not included in this SKU, limiting use in transmission or interferometric setups requiring both surfaces.
- Limited spectral transmission range: Transmission is specified from 0.4 to 2.90 μm, excluding mid-infrared applications beyond 2.9 μm that may require alternative materials.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).



