OP8247 Silicon Window (Si) Dia. 25.4 mm x Thk. 3.0 mm, AR Coating

Silicon Window (Si) Dia. 25.4 mm x Thk. 3.0 mm, AR Coating Description

This high-quality Silicon (Si) Window features a 25.4 mm diameter and 3.0 mm thickness, offering optimal performance for infrared (IR) applications. Silicon’s material properties include a broad transmission range in the mid-IR spectrum and high thermal conductivity, making it a suitable choice for demanding optical setups. The precision manufacturing process ensures minimal distortion and optimal surface accuracy, while the advanced anti-reflection (AR) coating reduces reflections and enhances overall transmission efficiency.

Ideal for applications such as IR spectroscopy, laser systems, and thermal imaging, this window adheres to strict quality standards that ensure consistent, dependable results. Each unit undergoes thorough inspection for surface quality and conformance to exacting standards, guaranteeing reliability and longevity in research, medical, and industrial environments.

Silicon Window (Si) Dia. 25.4 mm x Thk. 3.0 mm, AR Coating Applications

Silicon windows with anti-reflective (AR) coatings provide high optical transmission and low reflectance, making them suitable for numerous applications across diverse industries. With a 25.4 mm diameter and 3.0 mm thickness, these durable components can endure high temperatures and harsh conditions. Their exceptional thermal stability, low density, and ability to transmit infrared wavelengths make them essential in many high-performance systems.

1. Industrial Applications

·         Laser Processing Equipment: The AR-coated silicon window withstands intense beams and ensures minimal signal loss, improving cutting and welding precision.

·         Optical Sensors in Harsh Environments: Its strength and thermal resilience enable accurate measurements in challenging industrial settings.

2. Research Applications

·         Spectroscopy & Metrology Instruments: The low-reflectance silicon surface allows precise detection of IR signals, crucial for advanced studies.

·         Laboratory IR Imaging Systems: The window’s excellent transmittance and heat resistance support stable and clear imaging in extreme conditions.

3. Commercial Applications

·         Security & Surveillance Cameras: The AR-coating and IR compatibility deliver clearer images, enhancing monitoring capabilities.

·         Handheld Thermal Devices: Its lightweight design and temperature endurance ensure reliable performance for portable diagnostic tools.

Silicon Window (Si) Dia. 25.4 mm x Thk. 3.0 mm, AR Coating Packaging

Each Silicon Window (Si), measuring 25.4 mm in diameter by 3.0 mm in thickness and featuring an AR coating, is individually sealed in an anti-static pouch and nested within foam inserts to protect against scratches and impact. Store these windows in a clean, dry area at stable temperatures to prevent contamination. Optional vacuum-sealed packaging and custom foam cutouts are available for additional protection and labelling needs.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Silicon Window (Si) Dia. 25.4 mm x Thk. 3.0 mm, AR Coating FAQs

Q1: What are the key material properties of Silicon Window (Si) Dia. 25.4 mm x Thk. 3.0 mm, AR Coating?

A1: Silicon (Si) used in the diameter 25.4 mm, thickness 3.0 mm window offers a high refractive index of around 3.4 in the near-infrared range, enabling excellent IR transmission from 1.2 to 7 µm. The thermal conductivity is approximately 150 W/m·K, making it suitable for high-power applications. With an anti-reflection (AR) coating, reflectivity is reduced, enhancing transmission efficiency. Silicon also provides moderate hardness and durability for demanding optical setups.

Q2: How should this Silicon Window (Si) be handled and stored?

A2: These windows should be handled with powder-free gloves to prevent contamination and scratches on the AR-coated surface. Avoid applying localized stress or direct contact with the optical faces. Store them in clean, humidity-controlled environments, preferably with protective holders or in suitably padded containers. Inspection prior to use is recommended, and cleaning should follow approved optical cleaning procedures to maintain coating integrity.

Q3: Which quality standards and certifications apply to Silicon Window (Si) Dia. 25.4 mm x Thk. 3.0 mm, AR Coating?

A3: These silicon windows are typically produced under ISO 9001-certified processes to ensure consistent dimensional accuracy and coating quality. Optical surface inspection can follow MIL-PRF-13830B or ISO 10110-7 guidelines, ensuring minimal scratches, pits, and other defects. AR coatings often meet MIL-C-675 or equivalent standards for adhesion and durability. Thorough metrology and documentation confirm that each window meets rigorous optical and mechanical specifications before shipment.

Related Information

1. Material Properties and Advantages

Engineered from high-purity silicon, this 25.4 mm diameter window with a 3.0 mm thickness offers a combination of mechanical durability and thermal stability. The AR coating applied to both surfaces effectively reduces unwanted reflections, resulting in improved light transmission across key spectral ranges. This combination of silicon and advanced antireflective technology makes the window suitable for environments where precise optical performance is essential.

Optimised for clarity, the window’s silicon substrate is known for its excellent uniformity, enabling minimal distortion in high-resolution systems. In addition, the 3.0 mm thickness helps protect against mechanical stress, while the dense crystal structure of silicon supports reliable performance under a wide range of operating temperatures. These attributes make the window a practical solution for demanding inspection systems and various laser-based applications.

2. Applications in Advanced Industries

These silicon windows play a vital role in fields such as aerospace, semiconductor manufacturing, and advanced imaging systems. Their AR coating contributes to the precise measurement of optical signals, an important factor in high-end diagnostic equipment. The stable thermal properties of silicon ensure consistent operation in extreme conditions, making them advantageous in environments where rapid temperature variations occur.

Meeting the demands of defence technology, the windows are also integrated into specialised targeting and infrared detection devices. Their compact size, combined with their strong construction, enables flexible assembly in complex systems requiring tight spatial tolerances. From satellite communication payloads to microelectronics inspection, they deliver precision, durability, and optimised light transmission that supports operations in various advanced industrial sectors.