Do you provide warranty and after-sales service?

Yes, we provide a 12-month warranty and a 3R policy (Return, Replace, Refund).

What payment terms do you accept?

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

Biconcave K9 Bk7 Optical Glass

Name: Optics Spherical Lens Plano Convex/Concave/Biconvex/Biconcave K9 Bk7 Optical Glass
Brand: C-Laser (Taicang) Material Technology Co., Ltd.
SKU: 2249667735

Jiangsu, ChinaC-Laser (Taicang) Material Technology Co., Ltd.

US$16.00

100-499 Pieces

US$13.00

500-999 Pieces

US$11.00

1,000+ Pieces

Sample price:US$16.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

3r Policy-Return, Replace, Refund

Warranty

12months

Model NO.

OL-0062

Usage

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

Type

Convex Lens

Transmittance

>95%

Shape

Single-lens

Material

Optical Glass

Lenses Color

Clear

Certification

RoHS, ISO9001, CE

Customized

Coating

Uncoated

Substrate

Optical Glass, UV Fused Silica Substrate

Surface Quality

20-10 Scratch-Dig or Custom

Ar Coating Wavelength

Uncoated

Coating Type

Uncoated

Transport Package

Cartons or Wood Case

Specification

6.35-50.8mm or custom manufacturing

Trademark

C-LASER

Origin

China

HS Code

9002909090

Production Capacity

100000PCS Per Year

Key features

Customizable Dimensions: Diameter 1-500mm, focal length, center thickness, and edge thickness fully customizable.

Premium Materials: Available in optical glass and UV Fused Silica substrates.

100% Quality Inspection: All products undergo visual and function inspection before delivery.

Flexible Customization: Supports customization from samples, designs, and full minor customization.

Fast Lead Time: Production lead time within 15 workdays for both peak and off-peak seasons.

Comprehensive Warranty: 12-month warranty with 3R policy (Return, Replace, Refund).

Company profile

High Repeat Buyers ChoiceIn-stock CapacityMinor CustomizationManagement Certification

C-Laser (Taicang) Material Technology Co., Ltd.

Jiangsu, 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: 1 Year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.99h

AI-Powered supplier vetting

SummaryThe supplier demonstrates a broad optical, glass, instrument, communication-equipment, and related technical business scope. It reports extensive customization options, recent new-product activity, ODM and OEM services, documented R&D processes, and stated annual capacities for several optical products. Quality and service procedures are documented and followed, including complaint handling, corrective actions, finished-product inspection, and supplier assessment. Manufacturing capacity is supported by valid contracts with associated subcontractors and in-stock capability. However, the provided information does not identify certifications, gives no substantive financial figures or clear financial assessment, and indicates no overseas agents, branches, warehouse, showroom, or SDK. Customer evidence is limited to OEM service for unnamed popular brands and participation in one trade show.

Supplier typeThe supplier’s stated scope includes technical services, communication-equipment manufacturing and sales, optical-instrument manufacturing, optical and functional-glass manufacturing, and sales of instruments, technical glass, non-metallic minerals, mechanical equipment, and software. This supports classification as an optical and technical-glass manufacturer with related equipment and technical-service activities.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, supplier-service assessment, and finished-service quotation and lead-time arrangements. It also reports inventory capability and trade-show participation, but has no overseas agents or branches, overseas warehouse, or overseas showroom, which limits demonstrated overseas support coverage.

R&D capabilityThe supplier reports new products during the past year, ODM availability, R&D engineers responsible for new-product development and production technology support, and design tools including AutoCAD, Pro/E, and SolidWorks. R&D input, output, review, verification, and validation documents are available for audit, although no SDK is available.

Production capacityReported annual capacities include 100,000 optical lenses, 10,000 optical windows, 150,000 laser windows, 10,000 tons of fused quartz, and 10,000 rolls of optical fiber. The supplier also states that valid manufacturing contracts exist with each associated subcontractor, maintains inventory capability, and reports peak- and off-season lead times within 15 workdays.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These options are reported for both R&D/design services and the grinding-facility context, indicating broad product adaptation capability.