What is the hardness of this sapphire glass?

It has a Mohs hardness of 9, making it second only to diamond in scratch resistance.

Optically Polished Sapphire Glass Lens with a Mirror-Smooth Surface and Excellent Light Transmission

Name: Optically Polished Sapphire Glass Lens with a Mirror-Smooth Surface and Excellent Light Transmission
Brand: Heyuan Yushi Technology Co., Ltd
SKU: 2239460035

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

After-sales Service

Yes

Warranty

Yes

Usage

Optical

Model NO.

1-1000mm

Type

Flat Lens

Transmittance

>95%

Shape

Single-Lens

Material

Optical Glass

Lenses Color

Clear

Certification

ISO9001

Customized

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)

Transport Package

Factory-Sealed

Specification

1-1000mm

Trademark

Yuanshi Technology Co., Ltd., Heyuan

Origin

Heyuan

Production Capacity

1000000/Year

Key features

High Hardness & Durability: Mohs hardness of 9, second only to diamond, ensuring extreme scratch resistance.

Customizable Specifications: Offers full customization for shape, size, coating, and polishing grade per requirements.

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

Precision Surface Finish: Optical polishing with Ra<5nm and 10-5 Scratch-Dig standard for superior clarity.

Versatile Application Fields: Suitable for aerospace, medical devices, semiconductors, and high-end consumer electronics.

Low Thermal Expansion: Low coefficient of thermal expansion ensures stability under rapid temperature changes.

Company profile

Heyuan Yushi Technology Co., LtdGuangdong, 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: ≤24h

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.