What is the transmittance of the lens?

The transmittance is greater than 95%, ensuring high optical performance.

What payment methods are accepted?

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

coated step window

Name: Optical glass schott N-BK7 dia 12.7mm polished/uncoated/coated step window
Brand: CPG OPTICS LIMITED
SKU: 926704725

Jiangsu, ChinaCPG OPTICS LIMITED

Negotiable

1 Piece

Sample price:US$9.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Repair for free

Warranty

1 year

Usage

Lighting, Medical, Optical, Photography, Astronomy

Type

Step windows

Transmittance

>95%

Shape

Single-lens

Material

Schott N-BK7

Lenses Color

Clear

Certification

RoHS, ISO9001, CE, TUV

Customized

Coating

Anti-Reflection

Transport Package

Carton, Blister, Customized

Specification

As required

Trademark

CPG

Origin

China

HS Code

9001909090

Production Capacity

1000pieces/Month

Key features

Customization Available: Supports customization from samples, designs, and flexible minor adjustments.

Anti-Reflection Coating: AR coated to enhance optical performance and reduce light loss.

ISO Certified Quality: Manufactured under ISO 9001 & 14001 standards with 100% inspection.

Low MOQ: Minimum Order Quantity is just 1 piece, suitable for prototyping.

2-Year Warranty: Includes 1-year warranty and free repair services for peace of mind.

Fast Delivery: Average lead time is one month for both peak and off-season periods.

Multi-Industry Use: Ideal for lighting, medical, optical, photography, and astronomy.

Company profile

High Repeat Buyers ChoiceOverseas Agent/BranchFlexible Customization100% Finished Products Inspection

CPG OPTICS LIMITED

Jiangsu, China

Business Type: Manufacturer/Factory, Trading Company, Group Corporation CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D software design, broad customization, ODM, OEM, and recent new-product development. Its quality infrastructure includes ISO9001:2015 and ISO14001 certificates, documented warehouse and supplier-control procedures, 30 quality-control staff, 12 test-equipment units, and 20 R&D engineers. Service evidence covers overseas installation, debugging, maintenance, repair, and training in the United States and Germany, with a stated one-month average lead time in both peak and off-season. Production equipment and customization capabilities are documented, but production capacity metrics are not provided. Financial records are referenced for 2021–2023, without sufficient evidence to assess financial strength. The supplier reports no SDK availability and no Fortune 500 collaboration, while repeat-buyer preference is stated at 80%–100%.

Supplier typeThe supplier is explicitly described as a professional technical supplier and its business scope includes Class I medical device sales and production, subject to applicable approvals. This supports classification as a specialized technical/manufacturing supplier, although the provided scope also contains regulatory qualification conditions.

CertificationsThe supplier reports ISO9001:2015 and ISO14001 certificates in both certification-related slices. These are explicit management-system certifications relevant to quality and environmental management.

After-Sales capabilityThe supplier has 20 R&D engineers whose responsibilities include technical support for production and after-sales service, documented service-capability procedures, and overseas offerings in the United States and Germany covering debugging, maintenance, repair, training, and equipment installation. A one-month average lead time is stated for both peak and off-season.

R&D capabilityThe supplier reports 20 R&D engineers, new-product development during the past year, ODM capability, 3D software design services, and engineers responsible for customer-request confirmation, new-product design, and technical support. The absence of an available SDK is a limitation for software-development integration, but does not negate the documented product and design R&D capability.

Production capacityA broad set of milling, grinding, polishing, coating, cleaning, carving, marking, cylinder-machining, spherical, and finishing equipment is listed, alongside stated Class I medical-device production scope and OEM capability. Nevertheless, no output capacity, facility size, or production-volume data is provided.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It also offers 3D software design and ODM services, indicating capability across several customization and original-design modes.