Do you offer OEM and ODM services?

Yes, we offer both OEM and ODM services with customization from samples or designs.

What certifications do your filters have?

Our filters are certified under RoHS, REACH, and ISO9001 standards.

What is the transmittance rate?

The transmittance is greater than 95%.

Infrared Optical Filter 850nm Bandpass Filter Optical Filters

Name: Infrared Optical Filter 850nm Bandpass Filter Optical Filters
Brand: Optolong Optics Co .,Ltd
SKU: 2092268265

Yunnan, ChinaOptolong Optics Co .,Ltd

US$8.00

50-99 Pieces

US$5.00

100-499 Pieces

US$2.00

500+ Pieces

Product profile

Customization

Available

After-sales Service

Easy Return

Warranty

5years

Model NO.

850nm Bandpass Filter FWHM30nm

Usage

Optical

Thickness Range

0.5-5mm

Type

Thin Film Filter

Principle

Cut-off Filter

Material

Glass

Angle of incidence

45°

Shape

Customized

Certification

RoHS, ISO

Customized

Transport Package

Plastic Case, Carton

Specification

5x55mm

Trademark

Optolong

Origin

China

HS Code

9001909090

Production Capacity

100000piece/Month

Key features

Customized Shape and Size: Shape, size, and thickness can be customized according to specific requirements.

High Transmittance Performance: Transmittance exceeds 95% with blocking depth reaching OD2 to OD6.

Wide Wavelength Range: OEM available for central wavelengths from 250nm to 2000nm.

20 Years Industry Experience: Over two decades of experience in optical coating and filter manufacturing since 1999.

Comprehensive Warranty: 5-year warranty coverage with easy return service for after-sales support.

Multiple Material Options: Substrates include B270, BK7, JGS, K9, D263T, Color glass, and Fused Silica.

Strict Quality Control: 100% inspection for finished products with traceable raw materials.

RoHS and ISO Certified: All filters comply with RoHS, REACH, and ISO9001 certification standards.

Company profile

Importers and ExportersYears of Export ExperiencePatents AwardedExhibition Experience

Optolong Optics Co .,Ltd

Yunnan, 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: 20 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤7.47h

AI-Powered supplier vetting

SummaryThe supplier manufactures and supplies optical coating filters and operates three production lines, with stated annual output of 5,000 L-Pro sets and seven quality assurance or quality control inspectors. It provides customization from samples, designs, and minor customization, as well as ODM and OEM services. Its service system includes written procedures and records for supplier assessment, corrective and preventive actions, and customer complaints. The supplier exports to multiple regions and reports peak-season lead time of one month and off-season lead time within 15 workdays. However, it does not provide 3D software design services, has had no new products in the past year, has one R&D engineer, lacks available SDKs, and has no R&D audit documentation available. No certification information or specific customer cases are provided. Overseas service infrastructure is limited: there is no overseas warehouse or showroom, although overseas agents or branches and offline trade-show participation are reported.

Supplier typeThe supplier is a manufacturer and seller associated with optical and equipment-related activities, with optical coating filters identified as its offered product. It operates three production lines and reports production of L-Pro products, indicating a manufacturing-oriented supplier rather than only a trading intermediary.

After-Sales capabilityThe supplier has written procedures and followed records for handling customer complaints, as well as corrective and preventive actions. It also reports overseas agents or branches and participation in Analytica China, but has no overseas warehouse or showroom and lists zero countries where overseas services are offered; the evidence supports formal complaint handling but not broad overseas service coverage.

R&D capabilityThe supplier offers ODM and has one R&D engineer whose stated responsibility is reviewing customer order requirements, but it does not provide 3D software design services, reported no new products in the past year, has no available SDK, and lacks R&D design input, output, review, verification, and validation documents for audit. These explicit limitations indicate weak demonstrated innovation capability.

Production capacityThe supplier operates three production lines, reports annual output of 5,000 L-Pro sets, and has seven quality assurance or quality control inspectors. It also lists production and processing equipment and states off-season lead time within 15 workdays and peak-season lead time of one month, providing explicit evidence of established production capacity.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, and minor customization. It also reports ODM and OEM capability, although the absence of 3D software design services limits the scope of design-support capability.