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Precision Optics Engineered for Excellence

Fuzhou Tensun Optics Co., Ltd. is a high-tech enterprise integrating R&D, manufacturing, and sales, specializing in high-precision optical components, infrared optics, polarizing optics, crystals, and advanced coatings.

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Who We Are

Tensun Optics, located on the west side of the beautiful city of Fuzhou, is a high-tech company integrating R&D, manufacturing, and sales. We specialize in high-precision optics and crystals, serving industries ranging from scientific research to industrial automation and defense systems.

With over 10 years of expertise in lens manufacturing and optical design, we are backed by a team of experienced engineers and skilled technicians. Our state-of-the-art, dust-free production facility and advanced testing instruments ensure every component meets the highest standards of quality and performance.

10+
Years of Experience
50+
Global Clients
Tensun Optics Facility

Our Product Range

We offer a comprehensive portfolio of precision optical components tailored for diverse applications in imaging, sensing, laser systems, and infrared technologies.

BK7 Windows

BK7 Windows

High transmission in visible and near-IR spectrum. Ideal for imaging and laser applications.

Sapphire Windows

Sapphire Windows

Extremely durable with excellent transmission from UV to mid-IR. Resistant to scratches and harsh environments.

MgF2 Windows

MgF2 Windows

UV-grade magnesium fluoride with deep UV transmission. Used in spectroscopy and space optics.

Fused Silica Windows

Fused Silica Windows

Low thermal expansion and high laser damage threshold. Perfect for high-power laser systems.

Achromatic Lenses

Achromatic Lenses

Correct chromatic aberration for sharper imaging. Available in various focal lengths and coatings.

Roof Prisms

Roof Prisms

Precision right-angle prisms for beam steering and optical alignment in compact systems.

Plano-Convex Lens

Plano-Convex Lens

Positive focal length lenses ideal for focusing, collimating, and imaging applications.

Double-Convex Lens

Double-Convex Lens

Symmetrical convex surfaces for minimal spherical aberration in imaging systems.

Double-Concave Lens

Double-Concave Lens

Negative focal length lenses used for beam expansion and divergence control.

Plano-Concave Lens

Plano-Concave Lens

Used to expand light beams or increase focal lengths in optical systems.

BaF2 Windows

BaF2 Windows

Barium fluoride windows with broad transmission from UV to IR. Ideal for spectroscopy.

Custom Coatings

Optical Coatings

AR, HR, and beam-splitter coatings optimized for specific wavelengths and applications.

Why Choose Tensun Optics?

We combine cutting-edge technology, rigorous quality control, and customer-focused service to deliver optical solutions you can trust.

🔬

Precision Manufacturing

Our dust-free cleanroom environment and advanced metrology tools ensure micron-level accuracy and surface quality.

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Quality Assurance

Every product undergoes rigorous inspection and testing to meet international standards including ISO and MIL-SPEC.

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Custom Solutions

From design to delivery, we offer tailored optical components and coatings to meet your exact specifications.

100K+
Components Shipped
15+
Countries Served
99.8%
Customer Satisfaction
24h
Avg. Response Time

Frequently Asked Questions

What materials do you work with?

We specialize in BK7, fused silica, sapphire, MgF2, BaF2, CaF2, ZnSe, Ge, Si, and various optical crystals including quartz and LiNbO3.

Do you offer custom optical design services?

Yes, our experienced engineering team provides full optical design, simulation, and prototyping support for custom applications.

What coating options are available?

We offer anti-reflection (AR), high-reflection (HR), partial reflection, and beam-splitter coatings across UV, visible, and IR spectra.

What is your lead time for custom orders?

Standard lead time is 4–6 weeks depending on complexity. Rush services are available upon request.

Get in Touch

For inquiries, quotes, or technical support, please reach out through our official channels.

Phone: +86-0591-83565205

Fax: +86-0591-83565206

Email: [email protected]

Alternate Email: [email protected]

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