What is the warranty or quality guarantee?

We provide a double-check inspection and testing reports for every order to ensure quality.

What are the surface quality standards?

Surface quality options include 60/40, 40/20, or better.

Where is the company located?

Our company is located in Changchun, Jilin, China.

K9 Alternative Material for N-Bk7 Glass Plates Sheet Optical Protective Windows with Round Corners

Name: K9 Alternative Material for N-Bk7 Glass Plates Sheet Optical Protective Windows with Round Corners
Brand: Changchun Yutai Optics Co., Ltd.
SKU: 786000362

Jilin, ChinaChangchun Yutai Optics Co., Ltd.

US$6.88-9.45

100 Pieces

Product profile

Customization

Available

Usage

Medical, Optical

Type

Concave Lens

Model NO.

yt424

Transmittance

90%-95%

Shape

Single-lens

Material

Optical Glass

Lenses Color

Clear

Certification

RoHS

Customized

Coating

Color

Transparent

Polished

Yes

Diameter Tolerance

+0.0/-0.15 mm

Thickness Tolerance

+/-0.1mm

Surface Quality

60/40,40/20 or Better

Centring Error

<3 Arc Minute

Bevel

0.25mm×45 °

Clear Aperture

90%

Transport Package

Safety Green Carton

Specification

Origin

Changchun

HS Code

9001909090

Production Capacity

4000000/Year

Key features

Customized Optical Windows: Available with customized color, diameter tolerance, thickness tolerance, and surface quality.

High Transmittance: Offers 90%-95% transmittance for clear optical performance.

Versatile Applications: Ideal for medical, optical, imaging, defense, laser, and industrial markets.

Advanced Coating Options: Available uncoated or with MgF2 anti-reflection coating.

ISO9001 Certified: Manufacturer holds ISO9001 certification for quality assurance.

Comprehensive Quality Control: Double-check inspection with ZYGO and interferometers for every component.

Fast Delivery: Standard delivery within 30 days, subject to quantity.

Company profile

Changchun Yutai Optics Co., Ltd.

Jilin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2017-02-08 CertifiedNearest Port: Dalian PortAverage Response Time: ≤0.54h CertifiedTerms of Payment: T/T, PayPal, Western Union

AI-Powered supplier vetting

SummaryChangchun Yutai Optics Co., Ltd. is a China-based limited company established in 2015, with 11 employees and more than 10 production lines. It offers a broad range of optical products and materials, including lenses, windows, mirrors, filters, prisms, wafers, coatings, beamsplitters, and IR optics. The supplier reports exports to Europe and North America, with exports representing 51%–70% of total sales and self-operated import/export rights. Production information indicates substantial stated output across several optical product categories. Its capabilities are supported by advanced milling, polishing, and inspection equipment, technology links with Changchun optical and university institutions, vertically integrated manufacturing, and platforms covering custom design through volume manufacturing. ISO9001 is referenced as a management system objective or framework, but certification holding is not explicitly confirmed. Evidence is insufficient to verify after-sales performance, financial credibility, or...

Supplier typeThe supplier is identified as Changchun Yutai Optics Co., Ltd., a Chinese limited company classified as a combined business entity and engaged in industrial equipment and components. Its stated product keywords and descriptions establish it as an optical-product manufacturer and supplier.

R&D capabilityEvidence supports technical capability through a broad range of optical materials and products, technology support from optical and university institutions, advanced milling, polishing, and inspection equipment, and multiple technology platforms. The supplier also describes a process spanning custom design, pilot production, and volume manufacturing, indicating demonstrated development infrastructure.

Production capacityThe supplier reports more than 10 production lines, stated output across lenses, filters, prisms, windows, and mirrors, vertically integrated manufacturing facilities, advanced production equipment, and stock availability for tens of thousands of lenses. These details provide explicit evidence of established production capacity and breadth.

Customization capabilityThe supplier offers specialized and varied optical products, including IR, toroidal, cylindrical, telecentric, beam-expander, and machine-vision lenses, and explicitly describes a workflow from custom design through pilot and volume manufacturing. This supports a positive assessment of customization capability.