new material
K9 glass circular window is a high-quality optical component made from K9 borosilicate glass, known for its excellent transparency, mechanical durability, and resistance to thermal expansion. This optical window provides exceptional clarity and uniformity, making it ideal for laser systems, precision imaging, scientific instruments, and industrial applications. The circular design ensures consistent light transmission and optimal performance in optical assemblies.
Product Overview
K9 glass circular windows are made from high-quality K9 optical glass and are widely used in fields such as laser systems, spectrometers, biological microscopes, and more. The primary function of these windows is to serve as the entry or exit for light beams while protecting them from external environmental influences. With excellent optical properties such as high transparency, thermal stability, and low refractive index, K9 glass windows provide exceptional performance in optical applications, especially for beam transmission and collimation.
Key Features
- High Transparency: Provides excellent optical transmission, ensuring light can efficiently pass through the window.
- Low Dispersion: The low dispersion characteristic minimizes chromatic aberration during light transmission, making it ideal for high-precision optical applications.
- Thermal Stability: Maintains stability under significant temperature changes, resistant to deformation or breakage.
- Circular Design: The circular design is ideal for collimation and focusing operations in optical systems, improving system stability and accuracy.
- Precision Manufacturing: Manufactured using cutting, grinding, and polishing techniques to ensure high surface quality and optical performance.
- Coating Options: Can be coated with anti-reflection coatings to further enhance transmission and optical performance.
Applications
- Laser Systems: Used as a window for lasers, protecting the beam while maintaining high transmission efficiency.
- Spectrometers: Provides high transmittance and stability in spectrometry systems, ensuring the precision of analytical results.
- Biological Microscopes: Used as an optical window in microscopes, supporting high-resolution optical imaging.
- Optical Instruments: Widely used in various optical instruments as a crucial optical element to ensure stable system performance.
| Optical Property | Value |
| Transmission Range | 0.35-2 μm |
| Refractive Index | 1.5168 @ 587.5618 nm |
| Reflection Loss | 8.1% @ 587.5618 nm (both surfaces) |
| Physical Property | Value |
| Density | 2.51 g/cm³ |
| Melting Point | 559 ℃ |
| Thermal Conductivity | 1.114 W/(m·℃) |
| Thermal Expansion | 7.1×10⁻⁶ ℃⁻¹ |
| Specific Heat Capacity | 0.858×10³ J/(kg·℃) |
| Young's Modulus | 82 GPa |
| Bulk Modulus | 34 GPa |
| Poisson's Coefficient | 0.206 |
| Chemical Property | Value |
| Solubility | None |
| Parameter | Range |
| Diameter Range | 2-300 mm |
| Thickness | 0.12-60 mm |
| Surface Finish | 80-50, 60-40, 40-20, 20-10, 10-5 |
| Surface Accuracy | λ/2, λ/4, λ/8, λ/10 |
| Parallelism | <3' - 30" |
| Aperture Transmission | >90% |
| Coating | Customizable |
