| 摘要 |
PROBLEM TO BE SOLVED: To provide a medical light irradiator capable of radiating the light having a large quantity of light per unit area by using light emitting elements. SOLUTION: This medical light irradiator has a light beam output part provided with a plurality of light emitting elements 22 for radiating the light suitable for hardening a photopolymerization resin material, and a light guide part 40 for emitting the light incident on an incident surface from an emitting surface by introducing the light to the emitting surface smaller than the incident surface by making the light from the light beam output part on the incident surface.
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