OP8333 Calcium Fluoride (CaF2) Windows Dia. 12.7 mm x 1 mm, Uncoated

Calcium Fluoride (CaF2) Windows Dia. 12.7 mm x 1 mm, Uncoated Description

These uncoated Calcium Fluoride (CaF2) windows measure 12.7 mm in diameter and 1 mm in thickness, offering outstanding optical clarity across a broad spectral range from the ultraviolet to the infrared. Remarkably low scattering and absorption make CaF2 a suitable choice for applications where maintaining beam integrity is crucial. Its high damage threshold and chemical stability further enhance reliability under challenging conditions, including high-power laser systems.

Manufactured to stringent quality standards, each CaF2 window undergoes rigorous inspection to guarantee superior surface flatness and parallelism. This ensures minimal wavefront distortion, essential for demanding tasks such as spectroscopy, thermal imaging, and biomedical diagnostics. With excellent temperature stability and resistance to thermal shock, these windows deliver consistent performance in both research and industrial settings.

Calcium Fluoride (CaF2) Windows Dia. 12.7 mm x 1 mm, Uncoated Applications

Calcium Fluoride (CaF2) Windows with a diameter of 12.7 mm x 1 mm thickness, uncoated, are recognised for their outstanding optical clarity and low refractive index across a wide wavelength range. These windows exhibit exceptional thermal stability and durability, making them suitable for a variety of demanding environments. By leveraging their superior transmission in the ultraviolet (UV) to infrared (IR) spectrum, professionals can achieve reliable performance in industrial, research, and commercial settings.

1. Industrial Applications

·        High-Power Laser Systems: Calcium Fluoride windows serve as low-distortion laser windows in cutting and welding applications, thanks to their high laser damage threshold.

·        UV and IR Imaging: Their broad transmission range makes them suitable for quality control and process monitoring equipment operating in both UV and IR spectra.

2. Research Applications

·        Spectroscopic Analysis: CaF2 windows reliably transmit a wide range of wavelengths, facilitating precise measurements in advanced spectroscopy setups.

·        Cryogenic Experiments: Their excellent thermal stability ensures minimal distortion, making them valuable for cold-temperature research in physics and materials science.

3. Commercial Applications

·        Optical Instrumentation: The crystal-clear properties of CaF2 windows enhance the performance of cameras, telescopes, and other viewing devices.

·        Protective Windows: In harsh commercial environments, they act as a protective barrier, maintaining clarity and preventing damage to sensitive optical components.

Calcium Fluoride (CaF2) Windows Dia. 12.7 mm x 1 mm, Uncoated Packaging

Each Calcium Fluoride (CaF2) Window, measuring 12.7 mm in diameter by 1 mm thick, is individually sealed in a dust-resistant polyethylene pouch, then placed in a foam-lined carton for shock absorption. This protects against moisture and mechanical damage. Store the windows in a cool, dry environment, and handle them with gloves to avoid contamination. Customised options include vacuum-sealed packaging, specialised labeling, and alternative protective materials, providing flexibility for various application and shipping needs.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Calcium Fluoride (CaF2) Windows Dia. 12.7 mm x 1 mm, Uncoated FAQs

Q1: What are the key material properties of Calcium Fluoride (CaF2) Windows Dia. 12.7 mm x 1 mm, Uncoated?

A1: Calcium Fluoride (CaF2) is known for its wide transmission range from the ultraviolet (UV) to infrared (IR) spectrum, excellent optical clarity, and low refractive index, typically around 1.43 at 10 µm. It exhibits a hardness of approximately 158 Knoop, which provides moderate scratch resistance. Its relatively low dispersion and high laser damage threshold make it suitable for high-powered optical systems. Additionally, CaF2 offers good thermal stability and minimal hygroscopic behaviour.

Q2: How should these windows be handled and stored?

A2: These CaF2 windows should be handled using clean, powder-free gloves or finger cots to avoid contamination and surface damage. They must be protected from abrasive materials and sudden temperature changes, which can introduce stress or scratches. Store them in a clean, dry environment with minimal vibration, ideally in individual containers or compartments. Avoid excessive humidity and keep them wrapped in lens tissue or similar protective material to preserve surface quality.

Q3: Which quality standards and certifications apply to Calcium Fluoride (CaF2) Windows Dia. 12.7 mm x 1 mm, Uncoated?

A3: Calcium Fluoride (CaF2) windows typically adhere to ISO 10110 standards for optical components, specifying surface quality, wavefront distortion, and material characteristics. In many precision applications, MIL-PRF-13830B requirements for surface imperfections may also apply. Manufacturers often comply with RoHS and REACH directives to ensure environmental safety. Furthermore, they may provide inspection reports or certifications of conformity confirming that the windows meet radius tolerances, dimensional accuracy, and other stringent optical criteria.

Related Information

1. Material Properties and Advantages

Calcium Fluoride (CaF2) Windows with a diameter of 12.7 mm and a thickness of 1 mm are valued for their excellent optical clarity across a wide range of ultraviolet (UV), visible, and infrared (IR) wavelengths. These uncoated windows exhibit low refractive index, which significantly minimises reflection losses, making them a suitable choice in high-precision optical systems where light transmission and reduced scattering are essential.

In addition to remarkable transmittance, these CaF2 Windows offer superb thermal stability and chemical resistance. Their ability to withstand moderate thermal shocks allows for consistent performance in variable operating conditions. Combined with a naturally resistant crystal structure, the uncoated surface remains free of damage from most routine chemicals, ensuring a long operational life in demanding optical applications.

2. Applications in Advanced Industries

Beyond conventional uses in spectroscopy, these Calcium Fluoride (CaF2) Windows are increasingly deployed in advanced laser systems and semiconductor processes. Their uniform diameter and minimal thickness create a reliable pathway for high-intensity beams, helping researchers achieve precise measurements and reduce the likelihood of any distortion due to substrate impurities.

Thanks to their broad transmission spectrum and low dispersion, these windows are key enablers in industries focusing on ultraviolet lithography and infrared thermal imaging. Whether they are integrated into high-performance cameras or advanced photonic devices, their optical and mechanical characteristics support a range of delicate procedures that demand optimal clarity, minimal absorption, and long-lasting reliability.