High Temperature View Port Sapphire Glass Optical Lens for Chemical Reactors and Process Vessels

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Product Description

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Basic Information

Model NO.
1-1000mm
Shape
Single-Lens
Application
Medical, Civil, Labs
Usage
Optical
Type
Flat Lens
Transmittance
>95%
Lenses Color
Clear
Certification
ISO9001
Coating
UV
Hardness
Mohs Hardness of 9
Material Type
Synthetic Sapphire Glass
Density
3.98 G/Cm³
Refractive Index
1.76-1.77 (@589nm)
Polishing Grade
Optical (Ra<5nm)
Production Capacity
1,000,000/Year
Sapphire Glass Optical Lens Overview
High Temperature View Port Sapphire Glass
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Technical Specifications

Category Parameter Value / Description Notes
Basic Info Product Name Sapphire Glass Optical Window High Precision
Physical Mohs Hardness 9 Second only to diamond
Physical Compressive Strength >2.0 GPa Excellent durability
Thermal Melting Point 2040 °C Extremely high stability
Optical Transmission Range 0.15 μm - 5.5 μm Deep UV to Mid-IR
Optical Refractive Index no = 1.768 / ne = 1.760 @587.6 nm
Surface Surface Finish 10-5 Scratch-Dig MIL-PRF-13830B
Chemical Chemical Stability Excellent Resistant to most acids/bases
Sapphire Glass Application Fields
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Certifications

Certification Documents
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Packing & Delivery

Package Size
20.00cm * 20.00cm * 20.00cm
Package Gross Weight
1.000kg
Package Type
Factory-Sealed / Protective Packaging
Packing Detail 1
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Delivery Logistics 1
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Frequently Asked Questions

What are the primary benefits of using Sapphire Glass?
Sapphire glass offers extreme hardness (Mohs 9), high thermal stability (melting point 2040°C), and excellent optical transmission from UV to Mid-IR wavelengths, making it ideal for harsh environments.
Can the size and shape of the optical lens be customized?
Yes, we support customization for diameters ranging from 1mm to 1000mm and various shapes including flat, spherical, and aspheric geometries to meet specific application requirements.
What kind of coatings can be applied to the sapphire windows?
We offer a variety of coating options including Anti-Reflection (AR), High Reflection (HR), Oleophobic/Hydrophobic (anti-fingerprint), and Conductive (ITO) coatings.
Is sapphire glass resistant to chemical corrosion?
Sapphire is highly stable and insoluble in water. It is resistant to most strong acids and bases, though it can be affected by HF and hot phosphoric acid at elevated temperatures.
What industries typically use these sapphire optical lenses?
They are widely used in high-end consumer electronics (camera covers), industrial viewports, aerospace & defense (missile domes), medical devices (endoscopes), and semiconductor processing.
What is the standard surface quality for your sapphire lenses?
Our standard surface finish is 10-5 Scratch-Dig according to MIL-O-13830 standards, with higher precision grades available upon request.

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