What is the lead time?

It depends on your quantity, specification, and our stock. Stock products are sent within 2 days after payment.

Do you accept OEM or ODM?

Yes, we accept all OEM and ODM requests.

Is there a warranty for your products?

Yes, we provide a 12-month warranty. If there is a quality problem, we will provide solutions, rework, or replacements at our cost.

Optical Visible Light Material N-Bk7/H-K9l Biconcave Aspheric Lens for Periscope

Name: Optical Visible Light Material N-Bk7/H-K9l Biconcave Aspheric Lens for Periscope
Brand: Tianjin Tengteng Optoelectronic Technology Co., Ltd.
SKU: 2013303602

Tianjin, ChinaTianjin Tengteng Optoelectronic Technology Co., Ltd.

US$15.00-110.00

1 Piece

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Replace, Refund

Warranty

12months

Model NO.

TT Asperical Lens 112

Usage

Lighting, Medical, Optical, Photography

Transmittance

>95%

Shape

Drum-shaped Lens

Material

Optical Glass

Lenses Color

Clear

Certification

ISO9001

Customized

Coating

Min

1 Unit

Payment Term

L/C, T/T, D/P, Western Union, Paypal, Money Gram

Thickness

as Required

Surface Quality

60-40

Bevel

Protective Bevel as Needed

Transport Package

Carton, Blister, Customized

Specification

As required

Trademark

Origin

Tianjin

HS Code

9001909090

Production Capacity

2000pieces/Month

Key features

Customized Options: Supports full customization from samples, designs, and flexible minor adjustments.

High Transmittance: Optical glass lenses with transmittance exceeding 95% for clear imaging.

ISO9001 Certified: Manufactured under ISO9001:2015 management system for quality assurance.

Low Spherical Aberration: Aspheric design eliminates spherical aberration for superior optical performance.

Wide Application Range: Suitable for bar code scanners, laser diodes, medical, and photography uses.

Professional R&D Support: Dedicated engineers provide design services and technical support for OEM/ODM.

Fast Delivery for Stock: Stock items are shipped within 2 days after payment confirmation.

Sample Fee Refundable: Sample fees are fully refunded upon placement of a large order.

Company profile

Importers and ExportersExhibition ExperienceIn-stock CapacityHigh Repeat Buyers Choice

Tianjin Tengteng Optoelectronic Technology Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤3.07h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company that provides OEM services for well-known brands and ODM services, with broad customization options for optical components. It reports in-stock capability, documented service procedures, complaint-handling and corrective-action processes, and an ISO9001:2015 certificate. However, it has no valid manufacturing-capacity contract with its associated subcontractors, no available SDK, no new products reported in the past year, and no overseas warehouse or showroom. Production-related information indicates three production lines, 50 quality-control staff, and one-month lead times in both peak and off-peak seasons, but the supplier’s trading-company status and lack of manufacturing contract limit verification of direct production control. No specific customer names or case studies are provided. Financial records are referenced for multiple years, but the slices do not provide sufficient non-monetary evidence to assess financial credibility.

CertificationsThe supplier reports holding an ISO9001:2015 certificate. This is explicit certification evidence relevant to quality-management practices, although no additional certifications or certificate-scope details are provided.

After-Sales capabilityThe supplier has written procedures and records for service-capability assessment, corrective and preventive actions, and customer complaint handling. It also reports in-stock service capacity, but lacks an overseas warehouse and showroom; therefore, documented service processes exist while overseas service infrastructure is limited.

R&D capabilityThe supplier offers ODM and multiple design-customization services, but reports no available SDK, no new products during the past year, and only two years of total R&D engineer experience. These explicit limitations prevent a positive assessment of innovation strength.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full and minor customization, flexible customization, assembly and adjustment of lenses, and customization of optical components with different functions. It also provides OEM and ODM services, giving strong direct evidence of broad customization capability.

Product Q&A

Q:Are you a manufacturer or trader?

We are a manufacturer in Tianjin, China. You are welcome to visit our factories and offices at any time. We have a video to show you our factory in detail.

Q:What is the minimum order quantity?

The minimum order quantity is 1 unit.

Q:What are the payment terms?

We accept T/T, Letter of Credit, Western Union, D/P, PayPal, and Money Gram.

Q:Can I get free samples before ordering?

Your sample fee will be refunded when you place a large order.

Q:Do you offer design services?

Yes, we have an R&D department to work with you and provide the best service until you are satisfied.