Spherical Lenses

Optical Domes

Curved optical surfaces for wide-angle imaging and sensing.

Introduction

Optical domes are hemispherical optical components designed to provide a curved protective interface while maintaining light transmission and optical performance. With a dome-shaped geometry, these components allow optical systems to operate behind a robust curved window while minimizing interference with the incoming or outgoing light path.

An optical dome has a curved surface geometry that provides mechanical protection while preserving optical clarity across the required wavelength range. The combination of precise dome geometry and suitable optical materials enables stable light transmission while maintaining the optical performance of the system.

Applications

  • Underwater imaging systems
  • Surveillance and imaging equipment
  • Optical sensors and detectors
  • LiDAR and 3D sensing systems

Features & advantages

  • Maintains optical transmission while protecting internal optical components
  • Wide field-of-view capability for imaging and sensing systems
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Product specifications

Parameter Specification
Product Type Optical dome
Material Optical glass, fused silica, sapphire, and other optical materials
Dimensions (mm) 5 – 500
Thickness (mm) Custom available
Dimensional Tolerance (mm) +0.0/-0.2 typical, tighter options available
Surface Quality 60/40 S/D– 20/10 S/D available
Surface Accuracy 2λ typical, tighter options available
Coating Uncoated / AR coatings / protective coatings

Specifications represent typical capabilities for optical dome. Final parameters are confirmed according to specific optical and mechanical requirements.

Technical capabilities & processing options

  • Dome Geometry Control:
    Customized radius of curvature, diameter, thickness, and overall geometry according to optical system requirements.
  • Wall Thickness Uniformity:
    Controlled thickness distribution helps maintain optical consistency and mechanical stability for dome-shaped components.
  • Optical Surface Quality:
    Precision polishing processes achieve controlled surface quality and smooth curved surfaces to minimize optical distortion and maintain transmission performance.
  • Optical Material and Coating Options:
    Optical domes can be manufactured from different optical materials with AR coatings available for specific wavelength ranges and environmental requirements.

Need a Custom Optical Dome?

Share your drawing, dimensions, material requirements, wavelength range, and quantity. Our team can review the dome geometry, optical specifications, surface requirements, and coating options for your application.

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