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Precision Optical Interference Filters & Components

High-performance bandpass, long pass, short pass, infrared lenses, prisms, and custom optical solutions from Wuhan Siwer Optics Co., Ltd. — trusted by industries worldwide.

About Wuhan Siwer Optics

Wuhan Siwer Optics Co., Ltd is a professional manufacturer of various optical components, specializing in the production of optical interference filters, infrared, and visible optical components.

With advanced optical optimization design, precision processing, and coating technologies, we operate a complete production and testing facility backed by a robust quality management system.

Our products are widely used in driverless vehicles, UAVs, optical fiber communication, industrial lasers, automation equipment, semiconductor production, biometrics, medical instruments, security monitoring, beauty devices, and military applications.

100+
Custom Designs Delivered
15+
Global Markets Served
Optical Interference Filter

Our Premium Optical Products

Discover our wide range of high-precision optical interference filters, lenses, prisms, and custom components engineered for performance and reliability.

LP430nm LP480nm LP530nm Optical Interference Filter

LP430nm LP480nm LP530nm Optical Interference Filter

High stability interference filter with precise wavelength control for biomedical and imaging applications.

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970nm φ39X1.8mm Bandpass Interference Filter

970nm φ39X1.8mm Bandpass Interference Filter

Narrow bandpass filter ideal for optical sensing and industrial laser systems.

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Infrared Prism

Infrared Optical Prism

Precision-cut IR prism made from high-quality optical glass for beam steering and imaging.

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Infrared Window

Infrared Window

Durable IR window with anti-reflective coating for thermal imaging and surveillance.

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Dichroic Color Filter

High Stability Dichroic Color Filter

Hard-coated dichroic filter with deep blocking and high transmission for stage lighting and medical devices.

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Silicon Infrared Lens

Silicon Infrared Optical Lens

AR-coated silicon lens for 3.5μm IR applications, ideal for thermal imaging systems.

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520nm Fluorescence Microscope Filter

520nm Fluorescence Microscope Bandpass Filter

Narrow bandpass filter optimized for fluorescence detection and biomedical imaging.

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850nm Biometric Bandpass Filter

850nm Biometric Bandpass Interference Filter

Designed for intelligent recognition systems and facial recognition near-IR applications.

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Why Choose Our Optical Components?

Precision engineering, advanced coatings, and rigorous quality control ensure unmatched performance in every product.

High Precision

Tight tolerances and micron-level accuracy in every optical component.

Hard Coated

Durable IAD and vacuum coatings with OD4+ blocking and high transmission.

Custom Solutions

OEM/ODM services available for custom sizes, wavelengths, and materials.

Quality Assured

ISO-compliant quality control with full inspection and testing reports.

10+
Years Experience
500K+
Units Shipped
15+
Countries Served
99.8%
Customer Satisfaction

Frequently Asked Questions

Get answers to common questions about our optical filters and services.

What materials do you use for infrared optics?

We use Germanium, Silicon, ZnSe, ZnS, CaF2, MgF2, Sapphire, and various visible optical glasses depending on the application and wavelength requirements.

Can you customize filter wavelengths and sizes?

Yes, we offer full OEM/ODM services. We can manufacture filters with custom center wavelengths, bandwidths, diameters, thicknesses, and coatings.

What is the lead time for custom orders?

Standard lead time is 2-4 weeks depending on complexity. Stock items ship within 3-5 business days.

Do you provide coating specifications and test reports?

Yes, we provide full spectral graphs, transmission curves, and quality inspection reports upon request.

Get in Touch

For quotes, technical support, or custom design inquiries, contact us today.

Contact Person: Jason
Phone: +86 13986099254
Website: interference-filter.com

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