ILLUMINATION DEVICE
First Claim
1. An illumination device for exciting a fluorescent substance by irradiating the fluorescent substance with laser light from a laser irradiation device to emit visible light for use as illumination light, comprising a light scattering material on and around an optical axis of the laser light.
1 Assignment
0 Petitions
Accused Products
Abstract
Provided is an illumination device capable of reducing coherence of laser light emitted from a laser irradiation device to ensure safety to the eye at low cost. In the illumination device for exciting a fluorescent substance by irradiating the fluorescent substance with the laser light from the laser irradiation device to emit visible light for use as illumination light, a light scattering material is placed on and around an optical axis of the laser light.
95 Citations
16 Claims
- 1. An illumination device for exciting a fluorescent substance by irradiating the fluorescent substance with laser light from a laser irradiation device to emit visible light for use as illumination light, comprising a light scattering material on and around an optical axis of the laser light.
Specification