What testing equipment is used for quality control?

We use advanced testing equipment including ZYGO, Stereo interferometer, and Horizontal interferometer to ensure high-precision products.

Large Mir Silicon Infrared 3-5um Optical Lenses with Ar Coating

Name: Large Mir Silicon Infrared 3-5um Optical Lenses with Ar Coating
Brand: Changchun Yutai Optics Co., Ltd.
SKU: 729309602

Jilin, ChinaChangchun Yutai Optics Co., Ltd.

US$59.80-176.40

10 Pieces

Product profile

Customization

Available

Color

Transparent

Polished

Yes

Model NO.

yt348

Transport Package

Carton, Wooden

Specification

1-300mm

Trademark

YuTai

Origin

Changchun

HS Code

9001909090

Production Capacity

40000/Year

Key features

High Infrared Transmittance: Optical grade silicon offers over 50% transmittance in the 3-5um mid-infrared band.

Precision Surface Quality: Features precision polished surfaces with 60-40 or better surface quality and <3 arc minutes centration.

Customized Packaging: Offers standard carbon envelope, safety green carton, or customized packaging options.

OEM/ODM Service: Supports OEM and ODM services with professional sales and engineering teams.

Advanced Testing: Equipped with ZYGO and stereo interferometers to provide testing reports for each batch.

Fast Delivery: Standard delivery within 30 days, depending on 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: ≤0.52h 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.

Product Q&A

Q:What is the infrared transmittance of the silicon lens?

The optical grade Czochralski silicon (OCZ-Si) used in this lens has an infrared transmittance exceeding 50% in the mid-infrared (3-5um) band.

Q:What are the surface quality specifications?

The surface quality is specified as 60-40, 40-20, or better, with a surface figure of 5(2) and centration less than 3 arc minutes (or <1 arc minutes for higher precision).

Q:Is customization available for this product?

Yes, we offer customized packaging (standard or custom) and support OEM/ODM services for optical components.

Q:What is the lead time for delivery?

The standard delivery detail is within 30 days, though this may depend on the quantity ordered.

Q:What payment methods are accepted?

We accept T/T, PayPal, and Western Union as terms of payment.