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Precision Optical Components
Manufactured in China

Custom spherical lenses, prisms, windows, and coated optics with diameters from 0.5mm to 300mm. Trusted by global industries for high-precision optical solutions.

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About DYuan Co., Limited

DYuan Co., Limited is a leading manufacturer of high-precision optical components based in Fuzhou, Fujian, China. With years of expertise in optical engineering and manufacturing, we specialize in producing custom and standard optical lenses, prisms, windows, mirrors, and coated parts for a wide range of industrial, medical, and scientific applications.

Our product range includes spherical lenses (from 0.5mm to 300mm), micro lenses, achromatic lenses, ball lenses, infrared lenses, cylindrical lenses, rod lenses, and various prisms such as right angle, dove, and roof prisms. We also offer AR, HR, and metalization coatings to meet specific performance requirements.

  • Custom sizes from 0.5mm to 300mm
  • Micro optics with precision down to ±0.001mm
  • AR, HR, and metalization coating capabilities
  • ISO-compliant quality control and testing
Optical Manufacturing Facility

Our Optical Products

Spherical Lens

Spherical Lens

Custom double convex, plano-convex, and meniscus lenses with diameters from 0.5mm to 300mm. Ideal for imaging and focusing applications.

  • Diameter: 0.5–300mm
  • Precision polishing
  • AR/HR coating options
Micro Lens

Micro Lens

Ultra-small lenses with minimum diameter of 0.5mm. Used in endoscopy, fiber optics, and micro-sensing systems.

  • Min diameter: 0.5mm
  • Tolerance: ±0.001mm
  • Custom curvature available
Ball Lens

Ball Lens

High-index ball lenses for fiber coupling and collimation. Precision ground and polished for optimal light transmission.

  • Diameter tolerance: ±0.001mm
  • Material: BK7, Sapphire, SF11
  • AR coating available
Right Angle Prism

Right Angle Prism

90° deviation prisms made from high-quality optical glass. Used in beam steering, imaging, and alignment systems.

  • Angle tolerance: ±2 arcmin
  • Surface flatness: λ/4
  • Coating options available
Dove Prism

Dove Prism

Inverts images without changing their direction. Ideal for interferometry and laser beam rotation applications.

  • High surface quality
  • λ/4 flatness
  • Custom sizes available
Optical Window

Optical Window

Flat, parallel substrates for protection and transmission. Available in fused silica, BK7, and IR materials.

  • Parallelism: < 3 arcsec
  • AR/HR coatings
  • Custom thickness & size
Infrared Lens

Infrared Lens

Lenses optimized for IR wavelengths (1–5μm). Made from Ge, ZnSe, or Chalcogenide glass for thermal imaging and spectroscopy.

  • Material: Germanium, ZnSe
  • AR coating for IR range
  • Custom focal lengths
Achromatic Lens

Achromatic Lens

Doublet lenses that correct chromatic aberration. Ideal for high-resolution imaging and laser systems.

  • Reduced color fringing
  • Custom EFL & diameter
  • AR coating options
Fused Silica Lens

Fused Silica Lens

High transmission from UV to NIR. Low thermal expansion and excellent durability for harsh environments.

  • UV-grade fused silica
  • High laser damage threshold
  • Custom shapes & sizes
Cylindrical Lens

Cylindrical Lens

Focuses light in one dimension only. Used in laser line generation, anamorphic beam shaping, and barcode scanning.

  • Plano-convex & plano-concave
  • Custom radius & length
  • AR coating available

Why Choose DYuan Lens?

Precision Manufacturing

Our advanced CNC grinding and polishing equipment ensures micron-level accuracy and surface quality up to λ/10.

Custom Solutions

From prototype to mass production, we offer full customization of size, shape, material, and coating to meet your exact specifications.

Global Support

With customers worldwide, we provide responsive technical support, fast quoting, and reliable shipping from China to your doorstep.

10+
Years Experience
50+
Countries Served
10M+
Components Shipped
99.8%
Quality Pass Rate

Latest News

30
May
2022

Double Convex Lens Diameter 30mm in Polishing

Diameter 30mm double convex lens is currently in the polishing process. High surface quality and precise curvature control ensure optimal optical performance.

26
May
2022

Positive Meniscus Lens Diameter 48mm in Grinding Process

Positive meniscus lenses with a diameter of 48mm are being ground with high precision. These lenses are designed for low aberration imaging systems.

10
May
2022

Micro Plano Concave Lens in Production

DYuan manufactures micro plano concave lens with diameter 2.6mm and radius 0.71, featuring AR coating for reduced reflection in compact optical modules.

20
Apr
2022

Half Penta Prism in Production

DYuan Lens’ prism workshop is currently manufacturing penta prisms and half penta prisms for use in alignment and surveying instruments.

Get in Touch

Need a custom optical component or have technical questions? Contact our team today for fast, professional support.

Phone

0591-88893867

Mobile

18050167351

Email

[email protected]

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