What warranty is provided for the products?

We offer a quality warranty with a 3R policy: return, replacement, and refund for any inferior-quality products.

What are the main applications of K9 optical glass?

It is widely used in lighting, medical, optical, and photography fields, particularly as a substrate for laser films.

What payment methods are accepted?

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

Silicon Dioxide Crystal

Name: K9 Crystal Glass/K9 Optical Coated Glass/K9 Optical Glass/Silicon Dioxide Crystal
Brand: Shanghai Rui Tai Photoelectric Technology Co., Ltd.
SKU: 2040056425

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

US$50.00

100-499 Pieces

US$47.00

500-999 Pieces

US$43.00

1,000+ Pieces

Product profile

Customization

Available

Usage

Lighting, Medical, Optical, Photography

Type

Flat Lens

Model NO.

RAY-LH141#

Shape

Customized

Material

Optical Glass

Certification

RoHS, ISO9001, CE

Customized

Surface Quality

40-20 Scratch-Dig or Custom Manufacturing

Surface Flatness

Lambda/10 at 632.8nm with Power Removed

Coating Type

Dielectric Coating

Wavelength Range

488-694 Nm/700-950nm

Transport Package

Cartons or Wood Case

Specification

12.7mm/25.4mm/50.8mm or custom manufacturing

Trademark

Raytek

Origin

China

HS Code

9002909090

Production Capacity

100000PCS Per Year

Key features

High Hardness & Clarity: Mohs hardness 7, no bubbles, clear and translucent with high light transmittance.

Custom Shapes & Sizes: Shape is customized; we fabricate custom sizes, drill holes, and provide beveled substrates.

Custom Coating Options: Dielectric coating available with customized wavelength ranges and surface quality.

Excellent Thermal Conductivity: Good thermal conductivity with a cold touch feel, suitable for high-power laser applications.

High Chemical Stability: High boric silicon glass with strong transparency and high refractive index.

Flexible Customization: Full customization, minor customization, and flexible options from samples or designs.

Quality Warranty Policy: 3R policy: responsible for return, replacement, and refund for inferior-quality products.

Fast Delivery Time: Standard delivery within 7-10 days; peak season within 15 workdays or one month.

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.