What is the warranty policy for the optics?

We offer a '3R' policy: return, replace, and refund for any inferior-quality products.

What are the main applications for this glass?

It is widely used in microlithography, excimer laser optics, astronomy, medicine, biology, and aerospace technologies.

What certifications does the product have?

The product is certified with CE, ISO, and BV.

High Purity Fused Silica Glass for Precision Lithography

Name: High Purity Fused Silica Glass for Precision Lithography
Brand: Shanghai Rui Tai Photoelectric Technology Co., Ltd.
SKU: 2066915925

Shanghai, ChinaShanghai Rui Tai Photoelectric Technology Co., Ltd.

US$3,750.00

1-99 kg

US$3,700.00

100-499 kg

US$3,650.00

500-999 kg

US$3,600.00

1,000+ kg

Sample price:US$1200.00/kg.Request sample

Product profile

Customization

Available

Certification

CE, ISO, BV

Application

Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass, Astronomy, Medicine, Biology, Communication, Milit

Model NO.

RAY-LH382#

Type

Corning Optical Substrate

Substrate

Corning 7978 Hpfs

Oh Content [Ppm]

Less Than 1

Strain Point

1068 Celsuis Degrees

Annealing Point

1180 Celsuis Degrees

Softening Point (Estimated)

1627 Celsuis Degrees

Grade

Corning 7978 IR Grade;

Transport Package

Wood Case

Specification

D500mm*H65mm

Trademark

Corning

Origin

USA

HS Code

2811229000

Production Capacity

100000kg Per Year

Key features

High Purity Corning 7978: Noncrystalline silica glass with low thermal expansion and excellent optical qualities.

Exceptional Transmittance: Outstanding transmittance from deep ultraviolet through infrared ranges with low birefringence.

Custom Manufacturing: Supports custom shaping, polishing, drilling, and coating based on samples or designs.

Low OH Content: Hydroxyl content is less than 1 ppm, ensuring high purity for specialized applications.

High Homogeneity: Extraordinarily low refractive index variations leading to state-of-the-art homogeneity values.

Wide Application Range: Suitable for lithography, astronomy, medicine, biology, and various aerospace technologies.

Quality Warranty: Offers return, replace, and refund policy for any inferior-quality products.

Fast Delivery: Standard delivery time is 7-10 days for most orders.

Company profile

High Repeat Buyers ChoiceImporters and ExportersR&D CapabilitiesManagement Certification

Shanghai Rui Tai Photoelectric Technology Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.75h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with a stated 10,000-square-meter production base and multiple processing machines. It holds an ISO9001:2015 certificate, reports established complaint-handling and corrective-action procedures, and offers broad customization services. Export experience is stated as nine years, with exports representing 51%–70% of sales and markets including South America and Europe. Production quantities and peak-season fulfillment information are provided, but the supplier reports no new products in the past year, no ODM or SDK capability, no overseas agents, warehouses, showrooms, or inventory service. Financial information is incomplete and inconsistent across the supplied records, so financial credibility cannot be confirmed. No specific customer cases or named brand OEM experience are provided.

CertificationsThe supplier reports holding an ISO9001:2015 certificate. This is explicit evidence of a quality-management certification, but no additional certification details or validation information are provided.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaint handling. However, the quality-assurance status is unknown, so the evidence supports a positive service-process assessment but not a complete after-sales capability evaluation.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, and no available SDK. These are explicit limitations in recent product innovation and development-related services.

Production capacityThe supplier describes a 10,000-square-meter production base with water-jet, CNC, milling, and other processing equipment, reports 6–10 quality-control staff, and lists production quantities for several product categories. It also states peak-season order fulfillment within 15 working days, providing explicit evidence of production resources and operational capacity.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. These services are reported consistently across the two records, indicating broad customization coverage.