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Precision Optics for the Future

Hengrun Optics Co., Ltd. – China’s leading manufacturer of high-precision optical components, infrared materials, and advanced optical coatings since 2006.

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About Hengrun Optics

China’s Leading Manufacturer of Optical Components

Founded in 2006, Hengrun Optics is located in North Lake Science and Technology Park, Changchun City, covering 10,000 square meters with a building area of 12,000 square meters. We employ over 200 skilled professionals and operate more than 300 advanced processing and inspection machines.

We are ISO9001 and ISO14001 certified, ensuring the highest standards in quality and environmental management. Our products serve industries including optoelectronics, photovoltaics, semiconductors, medical devices, AR/VR, security systems, and scientific instrumentation.

Our mission is to deliver excellent quality, customer-first service, and innovative solutions that drive long-term success for our global partners.

Optical Manufacturing Facility Optical Inspection Lab Optical Coating Equipment Precision Lenses

Our Core Values

Innovation

Pioneering new solutions in infrared and precision optics.

Mutual Respect

Valuing our team, partners, and customers equally.

Sharing

Open collaboration for mutual growth and success.

Win-Win

Creating value for all stakeholders through partnership.

Our Product Portfolio

Hengrun Optics specializes in high-precision optical components, infrared materials, and advanced optical coatings. Our products are used in industrial, scientific, medical, and defense applications worldwide.

Spherical Lenses

Spherical Lenses

High-precision plano-convex, bi-convex, plano-concave, and bi-concave lenses made from optical glass, fused silica, and specialty materials.

  • • Diameter: 2–100 mm
  • • Material: BK7, Fused Silica, SF11
  • • Surface Quality: 40-20
  • • Coating Options: AR, HR, DLC
Aspherical Lenses

Aspherical Lenses

Custom-designed aspheres for laser focusing, imaging, and collimation with minimal spherical aberration.

  • • Diameter: 5–75 mm
  • • Material: N-BK7, Fused Silica
  • • Surface Accuracy: λ/4 @633nm
  • • Ideal for laser systems
Optical Windows

Optical Windows

Flat, parallel substrates for protection and transmission in harsh environments. Available in UV, visible, and IR ranges.

  • • Material: BK7, Sapphire, CaF2
  • • Thickness: 1–20 mm
  • • Surface Flatness: λ/10
  • • AR Coated Options
Prisms

Prisms

Precision right-angle, penta, roof, and wedge prisms for beam steering, imaging, and alignment.

  • • Material: BK7, SF10, Fused Silica
  • • Angle Tolerance: ±2 arcmin
  • • Coating: Metallic or Dielectric
  • • Used in rangefinders and scopes
Cylindrical Lenses

Cylindrical Lenses

Designed to focus light in one dimension. Ideal for laser line generation and anamorphic beam shaping.

  • • Focal Length: 10–500 mm
  • • Material: N-BK7, Fused Silica
  • • Surface Quality: 40-20
  • • Custom Curvatures Available
Waveplates

Waveplates

Quarter-wave and half-wave retarders for polarization control in optical systems.

  • • Material: Quartz, MgF2
  • • Wavelength: 266–1550 nm
  • • Retardation Accuracy: ±λ/300
  • • AR Coated on Request
Silicon Optics

Silicon (Si) Optics

High-purity silicon lenses, windows, and substrates for infrared applications (3–5 μm range).

  • • Transmission: 1.2–7 μm
  • • Resistivity: 1000–3000 Ω·cm
  • • Polished to λ/4 Flatness
  • • AR Coated for MWIR
Calcium Fluoride (CaF2)

Calcium Fluoride (CaF2)

Low refractive index, high laser damage threshold material for UV and IR applications.

  • • Transmission: 0.15–9 μm
  • • Used in Excimer Lasers
  • • Low Absorption & Dispersion
  • • Ideal for Spectroscopy

Advanced Technology & Capabilities

Production Equipment

Over 300 advanced CNC machines, grinding, polishing, and centering systems ensure precision manufacturing from prototype to mass production.

Inspection Equipment

Interferometers, profilometers, spectrophotometers, and coordinate measuring machines guarantee strict quality control and compliance.

R&D Innovation

Dedicated research team focused on material growth, coating design, and next-generation optical solutions for emerging technologies.

Optical Coating Solutions

Hengrun Optics has years of expertise in designing and manufacturing high-performance optical coatings for infrared and laser systems.

Anti-Reflective (AR) Coating

Reduces surface reflection losses. Available for UV, visible, and IR wavelengths.

AR & DLC Coating

Dual-layer coating combining anti-reflective and diamond-like carbon for durability and performance.

High Reflective (HR) Coating

>99% reflectivity for mirrors and laser cavity optics. Custom wavelength options.

Polarization Beamsplitter Coating

Splits light by polarization state. Ideal for interferometry and imaging.

Non-Polarization Beamsplitter Coating

Splits light regardless of polarization. Used in beam combiners and sensors.

Custom Coating Design

We offer tailored coating solutions based on your spectral, environmental, and performance needs.

2006
Founded
300+
Machines
200+
Employees
10k m²
Facility Size

Frequently Asked Questions

What materials do you offer for infrared optics?

We specialize in Silicon (Si), Calcium Fluoride (CaF2), Barium Fluoride (BaF2), and Magnesium Fluoride (MgF2) for infrared applications.

Can you produce custom optical components?

Yes, we offer full customization for lenses, prisms, windows, and coatings based on your technical drawings and specifications.

What certifications do you hold?

We are ISO9001:2015 and ISO14001:2015 certified, ensuring quality and environmental management excellence.

What is your lead time for prototypes?

Typical lead time for prototypes is 2–4 weeks, depending on complexity and material availability.

Do you offer optical coating services?

Yes, we provide AR, HR, beamsplitter, and custom optical coatings for a wide range of wavelengths and applications.

Contact Us

For inquiries, quotes, or technical support, please reach out through the official website.

Email

[email protected]

Phone

0086-431-88601057

Fax

0086-431-88601082

Address

B15, North Lake Science and Technology Park, Changchun City, China. 130102

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