Ghost secondary light source for LED collimated illumination
LearnOpenGL - Light casters
Intensity vs angle of incidence for a constant probe-to-surface... | Download Scientific Diagram
LED Beam Angle Guide » Beam Angle Calculator - LampHQ
Aspherical lens design for real light-emitting diode with flux compensation through angular flux mapping
The Cg Tutorial - Chapter 5. Lighting
Aspherical lens design for real light-emitting diode with flux compensation through angular flux mapping
Crystals | Free Full-Text | Design of an LED Spot Light System with a Projection Distance of 10 km | HTML
Light intensity as a function of cos θ . | Download Scientific Diagram
Spot light | HLSL Development Cookbook
The Cg Tutorial - Chapter 5. Lighting
Light intensity as a function of cos θ . | Download Scientific Diagram
Shading - Wikipedia
LearnOpenGL - Light casters
Enhanced generation of nondegenerate photon pairs in nonlinear metasurfaces
LED Beam Angle Guide » Beam Angle Calculator - LampHQ
Simulations of Spotlight Synthetic Aperture Radar Super-resolution Algorithm | SpringerLink
Luminous Intensity - an overview | ScienceDirect Topics
Simulations of Spotlight Synthetic Aperture Radar Super-resolution Algorithm | SpringerLink
Spotlight Model
Angles for Spotlights | Search | Autodesk Knowledge Network
Figuring out the exponent in a spotlight equation from the angle of a cone - Game Development Stack Exchange
Reference Section 4
