CY10325 Two Sides Polished Calcium Fluoride CaF2 Crystal Substrate (100) 10x10x1.0 mm

Two Sides Polished Calcium Fluoride CaF2 Crystal Substrate (100) 10x10x1.0 mm Description

Two Sides Polished Calcium Fluoride CaF2 Crystal Substrate (100) 10x10 mm is manufactured from CaF2 exhibiting a (100) crystallographic orientation with surfaces polished on both sides. The 10x10 mm dimension with a consistent 1.0 mm thickness ensures compatibility with standard processing equipment. Its low absorption and high transmission characteristics make it suitable for demanding optical applications and semiconductor processes, while the dual-side polish minimises scattering, contributing to improved optical performance.

Two Sides Polished Calcium Fluoride CaF2 Crystal Substrate (100) 10x10x1.0 mm Applications

Optical Instrumentation
- Used as a substrate in lens systems to achieve reduced light scattering by leveraging dual-side polished surfaces.
- Applied as a component in interferometric setups to achieve improved wavefront uniformity by leveraging a high degree of flatness.

Semiconductor Manufacturing
- Used as a wafer carrier in processing equipment to achieve contamination control by leveraging CaF2’s chemical inertness.
- Applied in sensor fabrication to maintain stability and prevent surface anomalies by leveraging its smooth, polished finish.

Two Sides Polished Calcium Fluoride CaF2 Crystal Substrate (100) 10x10x1.0 mm Packing

The substrate is individually secured in anti-static foam-lined carriers and sealed in moisture-resistant plastic to protect against mechanical damage and environmental contamination. It is recommended to store the substrates in a controlled temperature and humidity environment. Custom packing solutions, including vacuum sealing and specific compartmentalisation, are available for applications requiring strict handling and storage conditions.

Frequently Asked Questions

Q1: What surface inspection methods are used in evaluating the substrate's quality?
A1: Stanford Advanced Materials (SAM) employs electron microscopy to inspect surface flatness and detect polishing-induced defects, ensuring the substrate meets the required tolerances for optical performance.

Q2: How does dual-side polishing affect the substrate's optical properties?
A2: Dual-side polishing minimises scattering and enhances the uniformity of transmitted light, which is vital for accurate measurements in interferometry and optical sensor applications.

Q3: What storage conditions are recommended for these crystal substrates?
A3: The substrates should be stored in a dry, temperature-controlled environment with anti-static packaging to prevent moisture absorption and surface contamination.

Additional Information

Calcium fluoride (CaF2) exhibits excellent optical transparency and chemical inertness, attributes that are critical in advanced optical and semiconductor applications. Its crystalline properties and controlled orientation reduce light scattering, thereby optimising performance in high-resolution optical systems.

The utilisation of CaF2 substrates in modern devices promotes improved stability and functionality in systems such as lenses, lasers, and interferometers. Ongoing advances in polishing and surface treatment techniques continue to enhance the performance of these substrates, highlighting their significance in precision optical engineering and research applications.