OP8239 Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated

Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated Description

This uncoated Silicon (Si) window (25.4 mm diameter x 2.0 mm thick) is designed for high-performance optical and infrared applications. Silicon’s unique thermal conductivity, alongside its low density and excellent chemical stability, makes it a suitable choice for demanding environments such as spectroscopy, IR imaging, and process monitoring. Its wide transmission range from approximately 1.2 µm to 7 µm ensures dependable performance in various infrared and photonics systems.

Our silicon windows undergo rigorous quality control to maintain precise dimensional tolerances and surface specifications, delivering minimal wavefront distortion and high optical clarity. By adhering to strict industry standards, this uncoated window provides reliable operation in challenging research, defence, or industrial settings while maximising system efficiency and durability.

Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated Applications

This 25.4 mm diameter, 2.0 mm thick Silicon Window stands out for its thermal properties, high infrared transmission, and optical clarity. Its inert nature and high resistance to mechanical stress make it ideal for a broad range of demanding applications. From industrial machinery to specialised scientific research, this uncoated window offers dependable performance in harsh environments, ensuring accurate results and exceptional reliability.

1. Industrial Applications

·         Application 1: Use in high-temperature equipment requiring reliable IR transparency for process monitoring and control.

·         Application 2: Integration into laser-based manufacturing systems where minimal optical distortion is critical.

2. Research Applications

·         Application 1: Ideal for spectroscopy setups aiming to analyse IR signatures in advanced materials science experiments.

·         Application 2: Suitable for cryogenic studies that demand durable, low-thermal-expansion windows for consistent measurements.

3. Commercial Applications

·         Application 1: Incorporated into gas analysers for environmental monitoring, offering stable IR transmission for accurate detection.

·         Application 2: Deployed in protective housings for drone-mounted sensors, ensuring reliable optical clarity over varying altitudes.

Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated Packaging

Each Silicon Window (25.4 mm x 2.0 mm, uncoated) is shipped in a foam-lined container and sealed in an anti-static bag to prevent surface scratches and contaminants. The packaging includes silica gel to maintain a low-humidity environment, ensuring optimal clarity. For best results, store in a clean, dry area, away from direct sunlight. Custom labelling and advanced packaging options, like vacuum-sealed pouches, are available upon request.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated FAQs

Q1: What are the key material properties of Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated?

A1: Silicon Window (Si) with a 25.4 mm diameter and 2.0 mm thickness exhibits excellent thermal conductivity, a high melting point around 1414°C, and a refractive index of about 3.42 at 1.06 µm. It features moderate hardness, making it durable under normal conditions, though susceptible to scratching. Its density is approximately 2.33 g/cm³. These windows are suitable for infrared applications, with good transmittance in the 1.2–7 µm range.

Q2: How should this product be handled and stored?

A2: To prevent contamination or structural damage, handle the window using clean, lint-free gloves or tweezers with protective tips. Avoid contacting the optical surface directly. Store each window in an individual container or protective sleeve, ideally in a low-humidity, dust-free environment. Keep it away from corrosive substances and extreme temperatures. When cleaning, use isopropyl alcohol or deionised water with soft, non-abrasive materials, ensuring no residue remains on the surface.

Q3: Which quality standards and certifications apply to Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated?

A3: Silicon Window (Si) Dia. 25.4 mm x Thk. 2.0 mm, Uncoated typically meets ISO 10110 standards for optical component specifications, ensuring precise surface quality and minimal wavefront distortion. Manufacturers may also adhere to MIL-PRF-13830B guidelines for scratch-dig parameters. Additionally, these products can be RoHS compliant, reflecting adherence to environmental guidelines. Each batch often undergoes interferometric testing, dimensional inspections, and visual checks to certify compliance with stringent industry standards.

Related Information

1. Material Properties and Advantages

Manufactured from high-purity silicon, the 25.4 mm diameter x 2.0 mm thickness uncoated window demonstrates excellent transmission characteristics in mid-infrared and near-infrared regions. Its crystalline structure ensures minimal absorption losses, making it highly suited for precision optical applications. The uncoated design preserves the intrinsic qualities of silicon, delivering stable performance across a broad spectrum of wavelengths while maintaining a consistently smooth surface.

Thanks to its impressive thermal conductivity, this silicon window can withstand elevated operating temperatures without compromising performance. Its mechanical strength and low density aid in reducing overall system weight, an essential factor when designing complex optical assemblies. These combined features offer a competitive edge in sensitive optical configurations that require high-quality, reliable components.

2. Applications in Advanced Industries

Leveraging its stable chemical composition and superior infrared transparency, this silicon window plays a pivotal role in industries such as semiconductor processing, IR spectroscopy, and laser-based systems. It facilitates precise measurement in analytical instruments and provides crucial optical interfaces for contemporary devices. Limited scattering and minimal distortion enable researchers to capture accurate data and achieve reliable results in high-end photonic experiments.

With the ability to remain robust under intense laser exposure and extreme temperature shifts, the 25.4 mm x 2.0 mm uncoated silicon window is ideally suited for aerospace systems, defence applications, and specialised medical imaging equipment. Its durability and dependable optical performance ensure that complex devices maintain optimal functionality even in challenging environments. This versatility makes it a preferred choice for mission-critical operations that demand traceable, top-tier components.