OP8245 Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm, AR Coating

Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm, AR Coating Description

Our high-precision Silicon Window (Si) with a 25.4 mm diameter and 1.0 mm thickness provides excellent optical performance across a broad infrared range. Silicon’s low density and high thermal conductivity make it suitable for IR applications that demand minimal weight and efficient heat management. Furthermore, this window’s anti-reflective (AR) coating ensures optimal light transmission by reducing reflections, thereby increasing system efficiency and image clarity.

Every window undergoes manufacture to rigorous quality standards, with strict control over flatness and surface accuracy. The result is a durable and reliable optical component capable of withstanding demanding industrial, research, and defence environments. From spectrophotometry to thermal imaging systems, our Silicon Window promises consistent, high-quality performance for critical applications where material properties and precision matter most.

Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm, AR Coating Applications

Bearing the advanced optical properties of monocrystalline silicon and a specialised AR coating, these 25.4 mm diameter by 1.0 mm thick windows are engineered for high performance across infrared wavelengths. Their low density, excellent thermal conductivity, and chemical resistance ensure durability in demanding environments, while the AR coating minimises reflection and maximises transmission. These attributes enable broad usability in industrial, research, and commercial settings.

1. Industrial Applications

·         Application 1: Laser cutting and welding processes, where the AR coating enhances transmission efficiency for precise beam delivery and minimal energy loss.

·         Application 2: Protective windows in harsh manufacturing environments, taking advantage of silicon's high thermal stability and chemical resistance.

2. Research Applications

·         Application 1: Spectroscopy systems requiring minimal reflection to achieve accurate data collection in infrared wavelengths.

·         Application 2: Advanced optics experiments focused on thermal imaging, leveraging silicon’s excellent thermal conductivity and high IR transparency.

3. Commercial Applications

·         Application 1: OEM products where high optical clarity and durable AR coatings are required for reliable user experiences.

·         Application 2: High-end camera lenses and sensors that benefit from protective, low-reflective surfaces for enhanced image quality.

Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm, AR Coating Packaging

This Silicon Window with a 25.4 mm diameter and 1.0 mm thickness, featuring an AR coating, ships in a sturdy container with foam inserts. Each window is sealed in an anti-static pouch to prevent particle contamination. Store in a clean, controlled environment with moderate temperature and humidity. Additional protective lining and labelling are available upon request. Handle minimally and wear gloves to avoid scratches or fingerprints.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm, AR Coating FAQs

Q1: What are the key material properties of Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm, AR Coating?

A1: This window is constructed from single-crystal silicon with an exceptionally low density of 2.33 g/cm³ and a high thermal conductivity of about 150 W/(m·K). The AR coating allows excellent transmittance from approximately 1.2 µm to 7 µm, making it ideal for infrared applications. Silicon’s hardness (Mohs scale ~7) provides good scratch resistance, and its refractive index (~3.4) ensures efficient optical performance.

Q2: How should this product be handled and stored?

A2: When handling the silicon window, always wear powder-free gloves and use clean, lint-free cloths to avoid contamination. Fingerprints, dirt, or abrasive particles can reduce optical performance by scratching the AR coating. Storage in a protective, foam-lined container prevents accidental damage and minimises exposure to moisture or dust. It is recommended to keep the window in a controlled, dry environment with minimal temperature fluctuations.

Q3: Which quality standards and certifications apply to Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm, AR Coating?

A3: These silicon windows generally conform to recognised optical standards such as ISO 10110 for surface quality and MIL-PRF-13830B for scratch-dig specifications. Manufacturers often hold ISO 9001 certifications for quality management, ensuring consistent production, inspection, and performance. Some suppliers may also adhere to RoHS (Restriction of Hazardous Substances) directives, guaranteeing compliance with environmental regulations. Routine inspections and documentation confirm that each window meets the necessary dimensional and coating performance standards.

Related Information

1. Applications in Advanced Industries

Tapping into the potential of Silicon Window (Si) Dia. 25.4 mm x Thk. 1.0 mm with an AR coating has led to widespread adoption in fields that demand high precision and durability. For instance, these windows are frequently integrated into laser systems, where clear transmission of the beam and minimal reflection are essential for optimal energy utilisation. Their ability to withstand elevated temperatures and maintain consistent optical performance also makes them highly desired in aerospace components, where reliability under extreme conditions is crucial.

Showcasing versatility, this silicon window is prominent in semiconductor fabrication, where precise control of light and superior transparency are necessary for microlithography equipment. The AR coating allows for improved throughput in infrared spectrometers, enhancing the accuracy and interpretation of data in advanced research settings. These properties support sophisticated scanning and imaging technologies used across industries that depend on accurate and repetitive testing procedures.

2. Quality Control Measures

Maintaining the strictest benchmarks for this Silicon Window (Si) product involves multiple inspection steps designed to verify dimensional accuracy, surface flatness, and AR coating uniformity. Metrology equipment capable of detecting minute deviations in thickness ensures the final product remains within tight tolerances, which is critical for high-performance optical systems. This constant monitoring of physical parameters safeguards against any defects that might compromise the effectiveness of the window in demanding applications.

Verifying the integrity of the AR coating is equally essential, as even microscopic imperfections can result in unwanted light reflections or signal degradation. Visual inspections under controlled lighting conditions accompany advanced interferometry measurements, helping detect inconsistencies in the coating’s reflectivity profile. These precision-guided approaches guarantee that each Silicon Window meets the rigorous requirements expected in areas such as defence applications, spectroscopy, and photonics instrumentation.