What are the main applications for this lens?

Used in laser beam expanders, optical character readers, viewers, and projection systems.

What is the lead time for delivery?

Delivery is within 30 days, depending on quantity, with peak season taking 1-3 months.

Is OEM and ODM service available?

Yes, both OEM and ODM services are available for custom optical components.

100mm Customized Optical High Precision Bk7 Double Concave Lens

Name: D12.7/25/38/50/60/100mm Customized Optical High Precision Bk7 Double Concave Lens
Brand: Changchun Yutai Optics Co., Ltd.
SKU: 720900972

Jilin, ChinaChangchun Yutai Optics Co., Ltd.

US$6.60-8.59

300 Pieces

Product profile

Customization

Available

Usage

Medical, Optical, Photography

Type

Convex Lens

Model NO.

yt071

Transmittance

>95%

Shape

Single-lens

Material

Optical Glass

Lenses Color

Clear

Certification

RoHS

Customized

Coating

HMC

Color

Transparent

Polished

Yes

Transport Package

Box

Specification

12.7mm

Trademark

Yutai

Origin

Changchun

HS Code

9001909090

Production Capacity

40000/Year

Key features

Customized Dimensions: Available diameters from 2mm to 300mm with +/-0.15mm tolerance.

High Transmittance: Optical transmittance exceeds 95% for superior light efficiency.

Premium Material Options: Manufactured from BK7 or Fused Silica for diverse optical needs.

Precision Surface Quality: Surface quality rated 60-40 scratch and dig with lambda/2 flatness.

Negative Focal Length: Designed to diverge collimated light and form virtual images.

Versatile Applications: Ideal for laser beam expanders, optical readers, and projection systems.

Customized Coating: Available with HMC coating for enhanced optical performance.

Low Spherical Aberration: Offers lower aberrations compared to Plano-Concave lenses.

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: ≤0.50h 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.