| 摘要 |
PROBLEM TO BE SOLVED: To provide a lighting apparatus for dental purposes, which can be produced at low cost and can be flexibly applied in spite of reduction in the edge crack forming tendency of a light polymerizable material. SOLUTION: In the lighting apparatus for dental purposes having a plurality of light sources supported on semi-conductor bases mounted on one substrate, light sources (14 and 16) are surrounded with a reflective over surface (29) for reflecting visible light. |
