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Bk7 Brewster Windows
| Price | Negotiable |
|---|---|
| Min Order | 1 Piece |
| Availability | In Stock |
| Shipping From | Shandong, China |
| Popularity | 288 people viewed |
After-sales Service:
12 Months
Warranty:
12 Months
Usage:
Medical, Optical
Material:
Glass
Certification:
ISO9001
Transport Package:
Shockproof Carton
Origin:
China
Product Description
Product Description
Brewster windows are uncoated optical components that are specifically designed to minimize reflection losses for light with a particular polarization. They are typically made of materials like fused silica or sapphire, and their surfaces are precisely angled to achieve a specific angle of incidence, known as Brewster's angle.
At Brewster's angle, the reflection coefficient for light with a particular polarization (usually p-polarized light) becomes zero. This means that almost all of the light of that polarization can pass through the window without being reflected. The other polarization (s-polarized light) is partially reflected.
Applications:
- Laser cavities: They can be used to ensure that the laser beam remains linearly polarized, which is often essential for optimal performance.
- Polarizers: They can be used in combination with other optical elements to create polarizers, which selectively transmit or block light of a particular polarization.
- Optical isolators: They can be used in conjunction with Faraday rotators to create optical isolators, which prevent reflected light from interfering with the operation of a laser or other optical system.
- Optical amplifiers: They can be used to reduce reflection losses in optical amplifiers, which can improve their efficiency and output power.
Brewster windows are uncoated optical components that are specifically designed to minimize reflection losses for light with a particular polarization. They are typically made of materials like fused silica or sapphire, and their surfaces are precisely angled to achieve a specific angle of incidence, known as Brewster's angle.
At Brewster's angle, the reflection coefficient for light with a particular polarization (usually p-polarized light) becomes zero. This means that almost all of the light of that polarization can pass through the window without being reflected. The other polarization (s-polarized light) is partially reflected.
Applications:
- Laser cavities: They can be used to ensure that the laser beam remains linearly polarized, which is often essential for optimal performance.
- Polarizers: They can be used in combination with other optical elements to create polarizers, which selectively transmit or block light of a particular polarization.
- Optical isolators: They can be used in conjunction with Faraday rotators to create optical isolators, which prevent reflected light from interfering with the operation of a laser or other optical system.
- Optical amplifiers: They can be used to reduce reflection losses in optical amplifiers, which can improve their efficiency and output power.
| Parameter | Bk7 Brewster Window Sheet Fused Silica Brewster Window Sheet | |
| Wavelength Range | 350-2000 nm | 185-2100 nm |
| Dimension Tolerance | +0.0 / -0.1 mm | +0.0 / -0.1 mm |
| Thickness Tolerance | ±0.1 mm | ±0.1 mm |
| Clear Aperture | >85% | >85% |
| Surface Quality | 10/20 | 10/20 |
| Wavefront Distortion | λ/8 | λ/8 |
| Bevel | <0.25 mm * 45° | 0.25 mm * 45° |
| Coating | Customizable based on client request | |
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