What is the surface quality specification?

The surface quality is 60/40, 40/20 or better.

Protective Aluminum Coated Bk7 Cylindrical Mirror

Name: Protective Aluminum Coated Bk7 Cylindrical Mirror
Brand: Changchun Yutai Optics Co., Ltd.
SKU: 870333045

Jilin, ChinaChangchun Yutai Optics Co., Ltd.

US$8.70-20.68

100 Pieces

Product profile

Customization

Available

Usage

Medical, Optical

Type

Flat Lens

Model NO.

yt905

Transmittance

>95%

Shape

Single-lens

Material

Optical Glass

Lenses Color

Clear

Certification

RoHS

Customized

Coating

Dimension

25mm

Diameter Tolerance

+0.0/-0.15 mm

Thickness Tolerance

+0.0/-0.1 mm

Surface Quality

60/40, 40/20 or Better

Bevel

0.25mm×45 °

Clear Aperture

90%

Surface Figure

λ/4

Polished

Yes

Reflectivity

99.9%

Transport Package

Safety Green Carton

Origin

Changchun

HS Code

9001909090

Production Capacity

40000/Year

Key features

Customizable Dimensions: Dimensions range from 2-200mm with customizable tolerances and shapes.

High Reflectivity Coating: Features HC coating with 99.9% reflectivity and >95% transmittance.

Precision Surface Quality: Surface quality rated 60/40 or better with lambda/4 surface figure.

OEM/ODM Support: Full OEM and ODM services available for custom optical components.

Professional QC Team: Advanced testing with ZYGO and interferometers ensures high precision.

Wide Application Scope: Suitable for medical, optical instruments, lasers, and telecommunications.

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: ≤0.49h 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.