What is the lead time for orders?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

What payment methods do you accept?

We accept LC, T/T, PayPal, Western Union, Small-amount payment, and Money Gram.

Do you provide test reports for the lenses?

Yes, we provide Zygo test reports for high precision lenses.

Vis-Nir Coated Spherical Lens Bk7 K9 UV Fused Silica Quartz

Name: Vis-Nir Coated Spherical Lens Bk7 K9 UV Fused Silica Quartz
Brand: Changchun Sunday Optics Co., Ltd.
SKU: 938784875

Jilin, ChinaChangchun Sunday Optics Co., Ltd.

US$1.00-100.00

10 pc

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Usage

Optical, Infrared Image

Type

Convex Lens

Model NO.

SRY5y

Transmittance

>95%

Shape

Single-lens

Material

K9 Quartz Bk7 Corning7980 Germanium Silicon Znse

Lenses Color

Clear

Certification

RoHS, CE

Customized

Coating

Polish+Coating

Flatness

1/20 Lambda

Tolereance

+0.00/-0.01mm

Surface Quality

10-5

Certeration

<1arcmin

Transport Package

Plastic Box

Specification

0.1-600mm

Trademark

Sunday Optics

Origin

China, Changchun

HS Code

9001909090

Production Capacity

50000PCS Per Month

Key features

Customized Design: Diameter, tolerance, surface quality, and coating can be customized to customer requirements.

High Precision: Flatness up to 1/20 Lambda with Zygo test report available for verification.

Wide Material Range: Available in K9, Quartz, Bk7, UVFS, Germanium, Silicon, ZnSe, Sapphire, and more.

Extensive Size Options: Diameters range from 0.1mm to 600mm to suit various optical applications.

Multiple Lens Types: Manufacture plano convex, plano concave, bi convex, bi concave, achromatic, and meniscus lenses.

Advanced Coating Options: Offer AR, MgF2, and multi-layer coatings for broad wavelength ranges.

Strict Quality Control: Surface quality 10-5 with centeration tolerance as low as 1 arcmin.

Global Market Presence: Exporting to North America, Europe, Asia, Africa, and Oceania since 2013.

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.