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ISO9001 Certified Professional Manufacturer & Supplier of Optics

Precision optical components for laser systems, medical devices, telecommunications, defense, and industrial applications. Specializing in lenses, prisms, windows, mirrors, filters, infrared optics, coatings, and crystals.

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Optical Manufacturing Facility

About Yutai Optics

Changchun Yutai Optics Co., Ltd. is an ISO9001 certified professional manufacturer and supplier of high-performance optical components. We specialize in the design and volume manufacturing of precision optics for use in optical instruments, laser systems, and advanced industrial applications.

Our product portfolio includes optical lenses, prisms, windows, mirrors, filters, infrared optics, optical coatings, and laser crystals. We serve industries such as military, telecommunications, medical, environmental monitoring, and scientific research.

  • ISO9001 Certified Manufacturing
  • Global Export to 50+ Countries
  • Custom Design & OEM Services
  • Rapid Prototyping & Volume Production
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Our Products

Precision optical components engineered for performance, durability, and reliability across a wide range of applications.

Spherical Singlet Lenses

Spherical Singlet Lenses

High-precision singlet lenses made from N-BK7, fused silica, and other optical glasses. Ideal for imaging, focusing, and collimation.

  • Material: N-BK7, Fused Silica, SF11
  • Diameter: 2–100 mm
  • Coating: AR, BBAR, DLC options
Dielectric HR Mirrors

Dielectric HR Mirrors

High-reflectance mirrors with >99.5% reflectivity in UV, VIS, and NIR ranges. Designed for laser cavity and beam steering.

  • Reflectivity: >99.5%
  • Wavelength: 250–2000 nm
  • Substrate: BK7, Fused Silica
Bandpass Filters

Bandpass Filters

Narrow and broadband filters with precise center wavelengths and high transmission. Used in spectroscopy and imaging.

  • CW: 400–1600 nm
  • FWHM: 10–100 nm
  • Transmission: >90%
Germanium Lenses

Germanium Lenses (LWIR)

Spherical and aspherical Ge lenses for long-wave infrared (8–12 μm) thermal imaging systems and IR sensors.

  • Material: Single Crystal Ge
  • AR Coated for 8–12 μm
  • Diameter: 5–50 mm
Sapphire Windows

Sapphire Step Glass Windows

Ultra-durable sapphire windows with step design for pressure sealing and harsh environments. Scratch-resistant and chemically inert.

  • Material: Single Crystal Sapphire
  • Thickness: 0.5–10 mm
  • Custom Step Profiles Available
Fused Silica Windows

Fused Silica Windows

High-purity fused silica windows with excellent UV transmission and low thermal expansion. Ideal for laser and aerospace applications.

  • Transmission: 180–2100 nm
  • Grade: UV or IR Fused Silica
  • Flatness: λ/10 or better
BBAR Coating

BBAR Coating

Broadband Anti-Reflection coating for visible and NIR spectrum. Reduces surface reflection to <0.5% per surface.

  • Range: 400–700 nm or 700–1100 nm
  • Layers: 4–12 layer dielectric
  • Durable & Scratch Resistant
DLC Coating

DLC Coating

Diamond-Like Carbon coating for extreme durability, chemical resistance, and low friction. Ideal for harsh environments.

  • Hardness: >2000 HV
  • Thickness: 0.5–3 μm
  • Adhesion: Excellent on Si, Ge, ZnS
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Our Capabilities

From concept to mass production, we offer end-to-end optical manufacturing with precision, speed, and quality control.

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Precision Grinding & Polishing

Sub-angstrom surface roughness and λ/10 flatness for critical optics.

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Advanced Coating

Multi-layer AR, HR, BBAR, DLC, and custom spectral coatings.

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CNC & Asphere Manufacturing

Aspheric lenses and freeforms with sub-micron accuracy.

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Material Expertise

BK7, Fused Silica, Sapphire, Ge, ZnSe, CaF2, and specialty crystals.

Latest News

December 9, 2025

Principles and Applications of Visible High-Transmission Glass

Explore how high-transmission optical glass enhances performance in imaging and sensing systems.

November 26, 2025

How to Mount a Dome Housing to an Underwater Camera

Best practices for sealing and alignment of sapphire dome lenses in marine optics.

November 18, 2025

Analysing the Core Role of Optical Lenses in Laser Processing

How precision focusing lenses improve cutting, welding, and marking efficiency.

Get in Touch

Contact our team for quotes, technical support, or custom design inquiries.

Email

[email protected]

Phone

+86-0431-87911611

Address

2# Automotive Innovation Park, Liando U Valley, Changchun City, Jilin Province, China

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