What is the lead time for production?

Lead time depends on quantity, specification, and stock. Stock products are sent within 2 days after payment.

Do you have enough stock?

Sure. We have enough stock because our factory has been in this area for over 20 years. You can contact our salesperson to get stock at any time.

Do you accept OEM or ODM orders?

Yes, we accept all OEM and ODM orders.

Do you provide a warranty for your products?

Yes, if there is a quality problem, you can contact us by email, Skype, or WhatsApp. We will provide solutions, rework, or replacements at our cost according to actual conditions.

Can you accept customization?

Sure, we can customize it according to the customers' needs or based on a drawing.

Can you provide optical design and mechinical design?

Sure, we have a professional team to provide customers with the design.

Precision Optical Test Plate for Evaluating Surface Flatness

Name: Precision Optical Test Plate for Evaluating Surface Flatness
Brand: Tianjin Tengteng Optoelectronic Technology Co., Ltd.
SKU: 2002049942

Tianjin, ChinaTianjin Tengteng Optoelectronic Technology Co., Ltd.

US$10.00-65.00

1 Piece

Sample price:US$15.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1year or Discussion

Warranty

1year or Discussion

Model NO.

TT Testplate-5

Usage

Lighting, Medical, Optical, Photography

Type

Spherical Lenses

Transmittance

>95%

Shape

Spherical Lenses

Material

Optical Glass

Lenses Color

Clear

Certification

RoHS, ISO9001

Customized

Coating

HMC

Min

1 Unit

Payment Term

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

Thickness

as Required

Surface Quality

40-20 or Better

Bevel

Protective Bevel as Needed

Center Thickness Tolerance

+0/-0.1

Surface Accuracy

1lambda

Wavelength Range

350 Nm- 7000nm

Transport Package

Carton, Blister, Customized

Specification

D25.4mm

Trademark

Origin

Tianjin

HS Code

9001909090

Production Capacity

4000pieces/Month

Key features

Full Customization Options: Shape, thickness, and surface quality can be fully customized according to customer requirements.

OEM and ODM Services: We accept all OEM and ODM orders with professional R&D support for design and development.

Low Minimum Order Quantity: Accepts orders starting from just 1 unit, suitable for small batch or prototype testing.

Comprehensive Warranty Support: 1-year warranty coverage with free rework or replacement for quality issues at our cost.

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

Material option: Visible light material, UV material, IR material, metal(Al) material

ISO9001 Certified Quality: Factory operates under ISO9001:2015 certification with 100% visual and function inspection.

Processing size: 1mm to 500mm

Coating options: AR, HR, DLC, ITO, dielectric, gold, silver, aluminum, hydrophobic film, beam splitting, and so on

Optical test plate customization

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: ≤2.55h

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 your payment terms?

We accept T/T, Letter of Credit, Western Union, and other terms.

Q:Can I get free samples before placing an order?

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

Q:Do you have professional designers for custom requirements?

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