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Optical Bk7 K9 Glass Dome Lens for Clock Cover

Name: Optical Bk7 K9 Glass Dome Lens for Clock Cover
Brand: Changchun Sunday Optics Co., Ltd.
SKU: 790934702

Jilin, ChinaChangchun Sunday Optics Co., Ltd.

US$10.00-20.00

10 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Usage

Medical, Optical

Type

Convex Lens

Model NO.

SRY40

Transmittance

>95%

Shape

Single-lens

Material

Glass

Lenses Color

Clear

Certification

RoHS, CE

Customized

Coating

Surface Quality

60-40

Flatness

1/4 Lambda

Tolerance

+/-0.05mm

Transport Package

100PCS Per Box

Specification

3-500mm

Trademark

Sunday Optics

Origin

China, Changchun

HS Code

9001909090

Production Capacity

50000PCS Per Month

Key features

High Transmittance: Transmittance exceeds 95% for superior optical performance.

Customized Design: Diameters from 8-400mm with custom surface quality and tolerances.

AR Coating Options: Available with BBAR coating for 400-700nm wavelength range.

Precision Tolerances: Diameter tolerance +0.00/-0.05mm and thickness tolerance +/-0.05mm.

Wide Material Selection: Offers H-K9L, JGS1, Sapphire, and various optical glass materials.

RoHS and CE Certified: Meets international safety and environmental standards.

Low Minimum Order: Accepts orders starting from just 1 piece.

Fast Sample Delivery: Samples delivered within 10-20 days depending on specifications.

Company profile

Changchun Sunday Optics Co., Ltd.

Jilin, China

Business Type: Manufacturer/FactoryExport Year: 2013-05-09Nearest Port: beijing, shanghai, shenzhenAverage Response Time: ≤15hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF, DDP, CIP

AI-Powered supplier vetting

SummaryChangchun Sunday Optics Co., Ltd. is identified as a Chinese manufacturer/factory specializing in optical components, including lenses, prisms, windows, filters, coatings, and optical assemblies. The supplier reports ISO 9001 certification, more than 10 production lines, 41–50 quality-control staff, 6–10 years of combined R&D engineer experience, and annual processing capacity of up to 1 million pieces. It also states that it supports both sample orders and mass production and provides after-sales service. The supplier has exported since 2013 and holds self-operated import and export rights. However, the supplied information does not provide sufficient evidence to assess financial credibility, product-specific customization capability, or the quality and scale of customer cases.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and describes its own optical-component production activities, including lenses, prisms, filters, coatings, and assemblies. This supports direct manufacturing capability rather than only trading or distribution.

CertificationsThe supplier reports holding ISO 9001 certification, indicating that a quality-management-system certification is claimed. No certification number, issuing body, scope, or validity period is provided.

After-Sales capabilityThe supplier explicitly states that it provides after-sales service for product questions to achieve customer satisfaction. The information does not specify response times, service channels, warranty terms, or service coverage.

Production capacityThe supplier reports more than 10 production lines, 41–50 quality-control staff, multiple branches, and annual processing capacity of up to 1 million pieces, with support for sample orders and mass production. Its stated equipment covers cutting, grinding, polishing, coating, and gluing, providing explicit evidence of substantial optical-component production capability.