High Purity JGS2 Fused Silica Optical Quartz Glass

Product Detail

Key Features:

Excellent UV Transmission: Transmits deep ultraviolet light down to 180nm, making it suitable for UV lasers and spectroscopic systems.
High Thermal and Chemical Stability: Maintains structural integrity under extreme temperatures and corrosive environments.
High Surface Flatness & Optical Clarity: Surface polished to optical grade (λ/10 or better); minimal distortion across visible and UV spectrums.
Low Thermal Expansion Coefficient: Guarantees dimensional accuracy in applications with thermal cycling or vacuum conditions.
Customizable Sizes and Coatings: Can be fabricated into round, square, or irregular shapes with AR/UV/IR coatings per demand.

Customized Option:

Available Thickness: Ranging from 0.5 mm to 10 mm, depending on the insulation requirements and specific applications.
Size & Shape: Supports special-shaped cutting to meet diverse needs. Customizes as per drawing.
Cutting Option: CNC Cutting/Water jet Cutting/Diamond Blade Cutting
Edge Options: Polished Edge/Safety Edge/Beveled Edge/Smooth Edge/2.5D Edge/Pencil Edge/Straight Edge
Coating Options: Anti-Reflective (AR) Coating/Anti-Fingerprint (AF) Coating/Scratch-Resistant Coating/Indium Tin Oxide(ITO) Coating or Anti-Glare (AG)Coating

Technical Parameters

Materials: JGS2 Optical Quartz
Shape: Rectangular
Thickness Range: 0.5mm – 10mm (customizable)
Optical Transmission: ≥85% @ 200nm, ≥90% @ 550nm, ≥92% @ 800nm
Refractive Index: 1.553 (at 200nm), 1.46 (at 550nm), 1.457 (at 850nm)
Birefringence: <10nm/cm (typical)
Thermal Expansion Coefficient: 5.5 × 10⁻⁷ /°C (20–300°C)
Thermal Conductivity: 1.38 W/m·K (at 25°C)
Specific Heat: 670 J/kg·K (at 20°C)
Maximum Operating Temperature: 1100°C
Softening Point: 1665°C
Annealing Point: 1215°C
Strain Point: 1120°C
Hardness: 5.5 – 6
Density: 2.203 g/cm³
Young's Modulus: 72 GPa
Poisson's Ratio: 0.17
Surface Quality: 10-5 Scratch-Dig
Surface Flatness: λ/10 – λ/4 @ 633nm (based on spec)
Parallelism: ≤3 arcmin or customized
Chemical Resistance: Excellent

Application

Scientific Research & Laboratories: Thanks to its excellent transmittance from ultraviolet to near-infrared, JGS2 quartz windows are widely used in spectrometers, interferometers, UV analyzers, lasers, and other precision optical measurement systems. It is ideal for high-precision optical experiments in universities, research institutes, and laboratories.
Laser Systems: With superior thermal stability and low birefringence, JGS2 is well-suited for use as a laser output coupler, protective window, or laser exit window in high-power systems, including Nd:YAG, CO₂, and UV lasers.
Semiconductor Equipment: Featuring high purity, extremely low thermal expansion, and excellent chemical resistance, JGS2 is extensively applied in semiconductor manufacturing equipment, such as lithography systems, cleaning tools, and sensor windows used in etching and packaging processes.
Medical Devices: JGS2 windows are commonly used in medical diagnostic instruments that require UV/visible light detection, such as blood analyzers, endoscopic imaging systems, and fluorescence detection equipment, ensuring accurate imaging and spectral acquisition.
Optical Instruments: Widely used as protective windows, beam splitters, or substrate materials in advanced microscopes, telescopes, and imaging systems, JGS2 ensures optical stability and minimal signal distortion.
Industrial & Aerospace Systems: JGS2 quartz exhibits outstanding radiation resistance and thermal durability, making it suitable for aerospace optics, LiDAR systems, and industrial machine vision systems that demand long-term optical reliability in harsh environments.

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Packaging:

Step 1: PE film coating(Normally) / paper(For seashipment prevent wet).
Step 2: Kraft paper for fixation.
Step 3: Carton for glass safety protection.
Step 4: Custom make plywood case with hinge for custom(fumigation + convenient inspection) convenience.
Step 5: Packing strap for further fixation.

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