INDUSTRY COMPONENT

Optics / Lens

Precision optical lens designed for LED RGB/RGBW lighting systems to control light distribution, color mixing, and beam shaping.

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Component Specifications

Definition
A specialized optical component engineered for LED RGB/RGBW lighting applications that manipulates light through refraction and reflection to achieve specific photometric performance. These lenses precisely control beam angles, intensity distribution, and color uniformity by directing individual RGB/RGBW LED emissions through optical surfaces. They are critical for applications requiring accurate color rendering, consistent illumination patterns, and minimal optical losses in professional lighting systems.
Working Principle
Operates on principles of geometric optics including refraction (Snell's Law) and total internal reflection. The lens receives light from RGB/RGBW LED chips, where different wavelengths (red, green, blue, white) are refracted at varying angles according to their wavelengths. Optical surfaces (aspheric, Fresnel, or TIR designs) redirect and mix these wavelengths to create uniform color output while controlling the beam spread. Secondary optical elements may incorporate diffusers or microstructures to eliminate color separation and hot spots.
Materials
Optical-grade polycarbonate (PC), polymethyl methacrylate (PMMA), or glass. PC offers high impact resistance (up to 850 J/m) and thermal stability (up to 125°C). PMMA provides superior optical clarity (92% light transmission) and UV resistance. Glass lenses use borosilicate for high-temperature applications. Materials include UV stabilizers and anti-yellowing additives. Refractive indices: PC 1.585, PMMA 1.49, glass 1.47-1.89.
Technical Parameters
  • IP Rating IP65 minimum
  • Beam Angle 15°-120° adjustable
  • Dimensions Customizable from 10mm to 150mm diameter
  • Optical Efficiency >92% light transmission
  • Operating Temperature -40°C to +85°C
  • Color Mixing Uniformity >90% CRI
  • Luminous Flux Maintenance >95% after 50,000 hours
Standards
ISO 12123, ISO 13695, DIN 58196, DIN 5036

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Optics / Lens.

LED optical lens RGB lens RGBW lighting optics beam control lens color mixing optics industrial lighting components TIR lens Fresnel lens Optics / Lens Optics / Lens in Computer, Electronic and Optical Product Manufacturing

Parent Products

This component is used in the following industrial products

LED RGB / RGBW Lights

Solid-state lighting devices that produce colored light by combining red, green, and blue LEDs, with optional white LEDs for enhanced color mixing and brightness.

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Engineering Analysis

Risks & Mitigation
  • Thermal degradation causing yellowing
  • UV exposure reducing optical clarity
  • Mechanical stress cracking
  • Color separation in mixed-light applications
  • Moisture ingress affecting optical surfaces
FMEA Triads
Trigger: High operating temperatures exceeding material Tg
Failure: Lens deformation and optical distortion
Mitigation: Use high-Tg materials (PC with Tg >145°C) and incorporate heat sinks
Trigger: Incompatible cleaning chemicals
Failure: Surface crazing and reduced light transmission
Mitigation: Specify alcohol-free cleaners and provide material compatibility charts

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.1mm dimensional, ±0.5° beam angle
Test Method
ISO 13695 for spectral distribution, DIN 5036 for photometric testing, accelerated aging per IES LM-80

Buyer Feedback

★★★★☆ 4.9 / 5.0 (20 reviews)

"Found 52+ suppliers for Optics / Lens on CNFX, but this spec remains the most cost-effective."

"The technical documentation for this Optics / Lens is very thorough, especially regarding technical reliability."

"Reliable performance in harsh Computer, Electronic and Optical Product Manufacturing environments. No issues with the Optics / Lens so far."

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Frequently Asked Questions

What is the difference between RGB and RGBW lenses?

RGBW lenses are optimized for four-color systems (red, green, blue, white) requiring additional optical elements to properly mix the white channel without color distortion, while RGB lenses handle only three colors with simpler optical paths.

How do optical lenses improve LED lighting efficiency?

By precisely controlling light distribution through total internal reflection and refraction, these lenses minimize spill light and direct photons exactly where needed, increasing usable lumens by 15-30% compared to bare LEDs.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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