What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 piece.

What are the delivery times?

Standard delivery time is 7-10 days. During peak season, lead time is within 15 workdays or one month; off-season is also within 15 workdays or one month.

What payment methods are accepted?

We accept payment via T/T, Western Union, LC, D/P, PayPal, and small-amount payments.

Fused Silica Protective Windows/Quartz Protective Windows

Name: Fused Silica Protective Windows/Quartz Protective Windows
Brand: Shanghai Rui Tai Photoelectric Technology Co., Ltd.
SKU: 2062804535

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

US$10.00

100-499 Pieces

US$7.50

500-999 Pieces

US$5.00

1,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

3r Policy-Return, Replace, Refund

Warranty

12months

Model NO.

RAY-LH392#

Usage

Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc

Type

Laser Protective Windows

Transmittance

Central 99.5% of Diameter

Shape

Single-lens

Material

Optical Glass

Lenses Color

Clear

Certification

RoHS, ISO9001, CE

Customized

Coating

Uncoated

Substrate

Sillicon(Si)

Surface Quality

20-10/40-20 Scratch-Dig or Custom Manufacturing

Efl

Custom Manufacturing

Edge Thickness

Custom Manufacturing

Transmission

More Than 99.5%

Machining

Polishing & Coating

Transport Package

Cartons or Wood Case

Specification

Custom manufacturing

Trademark

Raytek

Origin

China

HS Code

9002909090

Production Capacity

100000PCS Per Year

Key features

High Transmittance: Central transmittance reaches 99.5% with high damage threshold coating (>15J/cm2).

Wide Power Compatibility: Suitable for laser power ranging from 0 to 30KW across various laser types.

Customizable Options: Offers full customization for substrate, surface quality, EFL, edge thickness, and transmission.

Premium Materials: Made from high-quality fused silica substrates including JGS1, JGS2, JGS3, and Sapphire.

3R Warranty Policy: Provides Return, Replace, and Refund policy for any inferior-quality products.

Fast Delivery: Standard delivery time is 7-10 days, with peak season lead time within 15 workdays.

Certified Quality: Products are certified with RoHS, ISO9001, and CE standards for reliability.

Precise Tolerances: Diameter and thickness tolerances are strictly controlled within +/-0.1mm.

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: ≤2.58h 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.

Product Q&A

Q:What materials are used for the laser protective windows?

The windows are made from high-quality fused silica substrates such as JGS1, JGS2, JGS3, Corning 7980, Corning 7979, Ohara SK-1300, Ohara SK-1310, Heraeus Sup313, Sup312, Sup3301, K9, and Sapphire.

Q:What is the transmittance and damage threshold of the coating?

The central transmittance is 99.5%, and the antireflective coating has a high damage threshold of usually greater than 15J/cm2.

Q:What laser power ranges are supported?

The products are suitable for laser power ranging from 0 to 30KW, including fiber lasers, metal cutting lasers, laser marking, and high-energy lasers.

Q:Is customization available for these windows?

Yes, full customization is available including substrate, surface quality (20-10/40-20 Scratch-Dig or custom), EFL, edge thickness, and transmission specifications.

Q:What is the warranty and after-sales policy?

We offer a 12-month warranty with a '3R' policy: Return, Replace, and Refund for any inferior-quality products.