High-Purity Quartz Vacuum Viewing Window for CF63 Spectroscopy

Category: CF vacuum fittings

This product is manufactured from high-transmittance, high-purity quartz and employs spectrally graded precision machining. It is compatible with CF63 standard vacuum flanges and vacuum chambers for spectroscopic applications, enabling visualization of internal operating conditions within the vacuum system, precise transmission of spectral signals, and reliable vacuum sealing and isolation. The product boasts ultra-high spectral transmittance, minimal spectral loss, superior vacuum tightness, excellent thermal and radiation resistance, and outstanding chemical stability, making it widely suitable for atomic spectroscopy, molecular spectroscopy, advanced scientific research spectroscopy, precision optical vacuum equipment, and various spectrally graded vacuum systems.

Overview

Technical Specifications

This product is a high-performance optical accessory specifically developed to meet the demands of UV–visible spectral analysis and optical observation in high-vacuum environments. With “high-transmittance spectral compatibility, low fluorescence interference, and high-vacuum sealing” as its core design objectives, it strikes an optimal balance between superior optical performance and high-vacuum compatibility. It is ideally suited for a wide range of vacuum spectroscopy applications in university, research institute, and corporate laboratories, providing stable and reliable hardware support for processes such as plasma diagnostics and thin-film optical characterization.
Key features:
1. Leading spectral compatibility: Custom-made using high-purity fused quartz substrates, offering exceptional transmittance in the UV–vis spectral range, low fluorescence, and minimal self-absorption, thereby precisely ensuring the authenticity of spectral signals and meeting a wide range of spectroscopic detection requirements.
2. High-transmittance, Clear Observation: Utilizing optical-grade polishing technology, the surface exhibits no distortion or scattering, ensuring a clear and unobstructed field of view that simultaneously meets the requirements for optical recording and cavity-condition monitoring.
3. Reliable vacuum sealing: Equipped with a standard CF63 flange connection, it can be paired with an oxygen-free copper gasket to achieve high-vacuum sealing, completely eliminating leakage and loss, thereby ensuring the chamber’s ultimate vacuum level and making it suitable for a wide range of high-vacuum experimental environments.
4. Durable and Easy-to-Install Compatibility: The quartz material is highly resistant to high temperatures and thermal shock, minimizing the risk of cracking or deformation. Its compact, robust structure ensures convenient installation and maintenance, with no need for additional adapter components—simply match it directly to the corresponding vacuum chamber specifications.

Model No. A/mm B/mm D/mm H/mm n-φd/mm Materials
CF16 Flanged Sight Glass 34 27 14 8 6-φ4.3 304
CF25 Flanged Observation Window 54 43 22 11 6-φ6.6 304
CF35 Flanged Sight Glass 70 58.7 34 16.5 6-φ6.6 304
CF50 Flanged Sight Glass 86 72.4 47 18 8-φ8.4 304
CF63 Flanged Sight Glass 114 92.2 64 20 8-φ8.4 304
CF80 Flanged Sight Glass 130 110 82 20 16-φ8.4 304
CF100 Flanged Sight Glass 152 130.3 104 20 16-φ8.4 304
CF150 Flanged Sight Glass 202 181 155 22 20-φ8.4 304
CF200 Flanged Sight Glass 253 231.8 190 27 24-φ8.4 304

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