What coating options are available for this lens?

Options include Anti-Reflection (AR), High Reflection (HR), Oleophobic/Hydrophobic, Conductive (e.g., ITO), and Protective coatings to enhance specific optical or chemical properties.

Can the size and shape of the sapphire glass be customized?

Yes, the product form can be customized to requirements, including flat, spherical, and aspheric shapes, with specific diameter and thickness tolerances available.

Polar Expedition Equipment Sapphire Glass Window Lens for Cold

Name: Polar Expedition Equipment Sapphire Glass Window Lens for Cold
Brand: Heyuan Yushi Technology Co., Ltd
SKU: 2251260105

Guangdong, ChinaHeyuan Yushi Technology Co., Ltd

US$1.00-5.00

1 Piece

Product specifications

customization

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Yes

Model NO.

1-1000mm

Usage

Lighting, Optical, Photography

Thickness Range

5mm-10mm

Color

Transparent

Type

Color Filter

Principle

Selective Absorption Filter

Material

Glass

Angle of incidence

45°

Shape

Customized

Certification

RoHS, ISO, ISO9001

Customized

Transmittance

>95%

Lenses Color

Clear

Coating

Hardness

Mohs Hardness of 9

Material Type

Synthetic Sapphire Glass

Density

3.98 G/Cm³

Refractive Index

1.761.77 (@589nm)

Polishing Grade

Optical (Ra<5nm)/Commercial (Ra<20nm)

Melting Point

2040 °C

Thermal Conductivity

25 - 35 W/(M·K)

Crystal Type

Uniaxial Negative

Transmission Range

0.15 μm - 5.5 μm

Transport Package

Factory-Sealed

Specification

1-1000mm

Trademark

Yuanshi Technology Co., Ltd., Heyuan

Origin

Heyuan

Production Capacity

1000000/Year

Key features

Synthetic Sapphire Material: Made from single crystal alpha-aluminium oxide with Mohs hardness of 9, second only to diamond.

Customizable Shape: Product form can be customized to requirements, including flat, spherical, and aspheric shapes.

Excellent Chemical Resistance: Insoluble in water and resistant to strong acids and bases, ensuring long-term durability.

Precision Surface Finish: Available in 10-5 Scratch-Dig standard or up to 20-10 high grade with tight flatness tolerances.

Multi-Coating Options: Supports AR, HR, oleophobic, hydrophobic, and conductive coatings for specific optical needs.

RoHS and ISO Certified: Certified by RoHS, ISO, and ISO9001, ensuring quality and environmental safety standards.

Company profile

High Repeat Buyers ChoiceImporters and ExportersQuality AssuranceManagement Certification

Heyuan Yushi Technology Co., Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: N/A CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is a limited company offering optical lenses, sapphire lenses, sapphire glass, and watch lenses, with registered activities covering optical glass, functional glass, new optical materials, and related manufacturing. It reports a 1,500 m² manufacturing plant, five production lines, and equipment including CNC, grinding, molding, inspection, cleaning, and testing machinery. Customization from samples and designs is available. The supplier has in-stock capability and accepts FOB, CIF, CFR, and EXW terms, but has no overseas warehouse, showroom, agents, branches, or offline trade-show participation. R&D resources appear limited to two years of engineer experience, and no SDK is available. Certification status, customer cases, environmental documentation, fire-drill status, ERP integration, and sustainable-practice implementation are not sufficiently evidenced. A valid manufacturing-capacity contract with related subcontractors is explicitly absent.

Supplier typeThe supplier is identified as a limited company with a combined company type. Its stated activities include optical glass manufacturing, unsealed glass casings, non-metallic mineral products, jewelry manufacturing, and related optical-material sales, indicating a manufacturer with trading-related scope rather than a purely trading entity.

R&D capabilityThe supplier’s scope includes new-materials technology R&D and new optical materials, and it offers customization with listed production and testing equipment. However, no SDK is available, R&D engineer experience is listed as two years, and ERP and sustainable-practice implementation statuses are unknown, so overall innovation strength is mixed and not sufficiently established.

Production capacityProduction evidence includes a 1,500 m² plant, five production lines, optical and glass manufacturing scope, and equipment such as CNC, grinding, molding, ultrasonic cleaning, inspection, and impact-testing machines. In-stock capability is available, although the supplier explicitly lacks a valid manufacturing-capacity contract with related subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad stated customization coverage.

Product Q&A

Q:Is sapphire glass made from real natural sapphire?

No, it is synthetic sapphire crystal created by crystallizing aluminum oxide at high temperatures. It has identical physical properties to natural sapphire but is manmade.

Q:Why is sapphire glass more expensive than standard glass?

The complex manufacturing process makes it more expensive, but it offers unparalleled scratch resistance and durability, saving costs on frequent replacements in the long run.

Q:What is the primary advantage of sapphire glass?

Its core advantage is a Mohs hardness rating of 9, making it highly resistant to scratches from keys, knives, or sand, while maintaining pristine clarity.

Q:Is sapphire glass shatterproof and impact resistant?

No, high hardness does not mean high impact resistance. It can be brittle and susceptible to cracking under sharp, concentrated point impacts. It is designed for scratch prevention, not drop protection.

Q:What are the typical applications for this sapphire glass?

It is used in high-end consumer electronics (smartphone cameras), industrial research (laser windows), aerospace (missile domes), medical devices, and semiconductor industry viewports.