an Advanced and Oleophobic Sapphire Glass for Spearfishing Gear

Name: an Advanced and Oleophobic Sapphire Glass for Spearfishing Gear
Brand: Heyuan Yushi Technology Co., Ltd
SKU: 2252418725

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

Usage

Medical, Optical

Type

Flat Lens

Model NO.

1-1000mm

Transmittance

>95%

Shape

Single-lens

Material

Optical Glass

Lenses Color

Clear

Certification

RoHS, 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)

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

Exceptional Hardness: Mohs Hardness of 9, second only to diamond, offering superior scratch resistance.

High Optical Transmittance: Transmittance exceeds 95%, ensuring clear visibility in various lighting conditions.

Synthetic Material: Made from synthetic single-crystal alpha-aluminum oxide, not natural gemstones.

Customizable Dimensions: Available in flat, spherical, and aspheric shapes with customizable size and thickness.

Advanced Coating Options: Offers AR, HR, Oleophobic, and Conductive coatings for specific application needs.

OEM/ODM Services: Full customization available from samples, designs, or flexible minor adjustments.

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 sapphire?

Sapphire glass is not made from natural gemstone sapphires. It is a synthetic sapphire crystal created by crystallizing aluminum oxide at high temperatures. It is called 'sapphire glass' due to its exceptional hardness and clarity, and while the manufacturing process makes it more expensive than standard glass, it offers unparalleled scratch resistance and durability.

Q:What is the primary advantage of sapphire glass?

Its core advantage is an exceptional Mohs hardness rating of 9, second only to diamond. This makes it highly resistant to scratches from everyday materials like keys, knives, or sand. Additionally, it offers excellent optical transmittance and strong antireflective properties, ensuring perfect readability or visibility in any lighting condition.

Q:Is sapphire glass shatterproof and impact resistant?

High hardness does not equal high impact resistance. Due to its extreme hardness, sapphire glass can be more brittle and may be susceptible to cracking or shattering under sharp, concentrated point impacts. Its specialty is scratch prevention, not drop protection, though manufacturers can improve impact resistance through structural design and increased thickness.