Calcium Fluoride (CaF₂) Optical Crystals

Key Features

  • Material Grade: UV, Deep UV, Extreme UV, Excimer Laser, Low Stress
  • Maximum Crystal Size: Ø420mm
  • Growing Method: Bridge-man method, Czochralski (CZ)
  • Crystal Structure: Monocrystalline, Polycrystalline
  • Cleavage Planes: <111>
  • Common Crystal Orientation: <111>, <100>, <110>
  • Transmittance Range: 130nm – 10μm
  • Transmittance: >94% @ 193nm – 7.87μm
Calcium fluoride 1

Description

Calcium fluoride (CaF₂) is an essential optical crystal known for its high hardness, resistance to mechanical and thermal shock, and excellent transmittance in the ultraviolet, visible, and infrared ranges. It is widely used in scientific and technological fields such as lasers, infrared optics, ultraviolet optics, astronomical observation, aerial surveys, and high-resolution optical instruments and high-energy detectors.

Calcium fluoride 2

Function

Calcium fluoride crystals function as key components in various optical systems, providing exceptional performance in UV and IR applications. They serve as lenses, windows, and prisms, offering high transmittance and durability in demanding environments.

Physical Properties

PropertySpecification
Material GradeUV, Deep UV, Extreme UV, Excimer Laser, Low Stress
Maximum Crystal SizeØ420mm
Growing MethodBridge-man method, Czochralski (CZ)
Crystal StructureMonocrystalline, Polycrystalline
Cleavage Planes<111>
Common Crystal Orientation<111>, <100>, <110>

Optical Properties

PropertySpecification
Transmittance Range130nm – 10μm
Transmittance>94% @ 193nm – 7.87μm
Calcium fluoride 4
Calcium fluoride 5

Standard Specifications

PropertySpecification
MaterialCalcium Fluoride (CaF₂)
Wavelength Range130nm – 10μm
Crystal Orientation<111>, <100>, <110>
Transmittance>94% @ 193nm – 7.87μm

Other Properties

  • Thermal Stability: High thermal stability, suitable for use in environments with varying temperatures.
  • Chemical Resistance: Resistant to various chemicals, ensuring durability in different working environments.

Applications

Calcium fluoride crystals are ideal for use in laser systems, optical communication, imaging systems, and scientific research. Their high-quality construction ensures reliability and performance in demanding optical environments. They are particularly useful in applications requiring precise polarization control and high transmittance, such as interferometry, ellipsometry, and polarimetry.

Processing and Handling

Our calcium fluoride crystals undergo rigorous quality control and precision manufacturing processes. Handling instructions are provided to maintain the optical integrity of the crystals during installation and use. Proper cleaning and storage procedures are recommended to preserve the high surface quality and performance.

Why Choose Shape Optics

Shape Optics is dedicated to providing high-precision optical components that meet the highest standards of quality and performance. Our extensive experience and state-of-the-art manufacturing facilities ensure that we can deliver custom solutions tailored to your specific needs.

Shape Optics Strength and Capabilities

  • Advanced Manufacturing Technology: Utilization of cutting-edge technology in the production of optical components.
  • High Precision and Quality Control: Stringent quality control measures to ensure the highest level of precision and performance.
  • Customizable Solutions: Ability to offer tailored solutions to meet diverse optical requirements.
  • Expertise in a Wide Range of Optical Materials and Applications: Comprehensive knowledge and experience in various optical materials and their applications.

For more information about our calcium fluoride crystals and other optical components, please contact Shape Optics or visit our website.