Are the filters suitable for laser applications?

Yes, reflective ND filters feature a high laser damage threshold suitable for laser energy attenuation.

What certifications do the products have?

Our products are certified with RoHS, ISO, and CE standards.

What is the surface quality specification?

We offer surface quality ranging from 60/40 S/D to 40/20 S/D with ultra-precision finish options.

Custom Silicon (Si) Infrared Window for Gas Detection

Name: Custom Silicon (Si) Infrared Window for Gas Detection
Brand: Fujian Allwin Technology Co., Ltd.
SKU: 2294126035

Fujian, ChinaFujian Allwin Technology Co., Ltd.

US$500.00

1-49 Pieces

US$350.00

50-99 Pieces

US$300.00

100-499 Pieces

US$250.00

500-999 Pieces

US$150.00

1,000+ Pieces

Product specifications

Angular Tolerance

Parallelism

Thickness tolerance

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Return & Replacement

Warranty

Model NO.

AOOF-2026-060805

Usage

Lighting, Medical, Optical, Photography

Thickness Range

Customized

Color

Customized

Type

Customized

Principle

Customized

Material

Customized

Angle of incidence

Customized

Shape

Customized

Certification

RoHS, ISO, CE

Customized

Application

Night Vision Devices, Thermal Imaging, etc.

Coating

Custom IR Anti Reflection Coating

Surface Flatness

up to λ/10 @ 632.8nm

Transport Package

Standard Packing

Specification

customized

Trademark

customized

Origin

Fuzhou Fujian China

HS Code

9001909090

Production Capacity

200000PCS/Month

Key features

Full Spectrum Attenuation: Flat spectral transmittance across visible spectrum with no color distortion.

Wide OD Range: Standard OD0.1-OD4.0, customizable up to OD6.0 for precise light reduction.

Dual Structural Types: Optional absorptive glass and reflective coated types for different scenarios.

High Laser Damage Threshold: Reflective filters support high-power laser attenuation with stable performance.

High Precision Surface: Strict surface finish and excellent parallelism with low stray light interference.

Full Customization: Custom OD values, arbitrary sizes, shapes, and optical parameters available.

RoHS and ISO Certified: Products meet RoHS, ISO, and CE certification standards for quality assurance.

2-Year Warranty: Comprehensive warranty coverage with return and replacement service included.

Company profile

Fujian Allwin Technology Co., Ltd.

Fujian, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2023-01-15Average Response Time: ≤18hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CIP

AI-Powered supplier vetting

SummaryFujian Allwin Technology Co., Ltd., also presented as ALLWIN OPTICS, is a China-based trading company and manufacturer/factory founded in December 2019. It supplies optical components and related products, including lenses, prisms, filters, windows, machine vision lenses, and custom lens services. The supplier reports ISO 9001 certification, 6–10 R&D engineers, 6–10 quality-control staff, and 10 production lines. It describes capabilities ranging from prototype development to volume production and serves export markets across multiple regions. However, the provided information does not substantiate specific after-sales procedures, customer cases, financial credibility, or measurable innovation outcomes.

Supplier typeThe supplier is explicitly identified as both a trading company and manufacturer/factory. Its stated operations include wholesale, import, export, off-the-shelf optical products, and custom optical-component services, indicating a combined manufacturing and trading business model.

CertificationsThe supplier reports holding ISO 9001 certification for its management system. This is explicit evidence of certification, although the provided information does not specify the certificate scope, issuing body, or validity period.

R&D capabilityThe supplier reports 6–10 R&D engineers and offers custom services from prototype building to volume production across optical and photonics products. These details support the existence of development capability, but no specific patents, proprietary technologies, new-product records, or quantified innovation results are provided.

Production capacityThe supplier reports 10 production lines, 6–10 quality-control staff, and capabilities covering prototype building through volume production. Its product scope includes multiple optical components, supporting a meaningful production operation, although capacity utilization, equipment details, and production lead-time evidence are not provided.

Customization capabilityCustomization is explicitly offered through custom optical-component and lens services, with support stated from prototype building to volume production. The supplier also claims to tailor solutions to customer requirements and timelines, providing direct evidence of customization capability.