LASER DEVICE

PROBLEM TO BE SOLVED: To provide a laser device capable of discharging heat of a plurality of light sources, subjected to individual angle adjustment, efficiently.SOLUTION: A laser device includes a plurality of collimator lenses 3 provided corresponding to a plurality of light sources 1, and collimating the light emitted from each of a plurality of light sources, a plurality of holders 2 provided corresponding to the plurality of collimator lenses, holding a pair of light sources and collimator lenses and adjusting the emission position and emission angle of collimating light of collimator lens, a housing 4 for holding a plurality of holders, a collector 5 for collecting each collimating light subjected to adjustment of emission position and emission angle, a heat dissipation member 8 for dissipating heat generated from each of a plurality of light sources, and a heat transmission member 7 placed between the heat dissipation surfaces of each light source and the heat absorption surface of the heat dissipation member, having an elastic part abutting against each heat dissipation surface and heat absorption surface, and having heat conductivity and conducting heat from each heat dissipation surface to heat absorption surface.SELECTED DRAWING: Figure 1 【課題】個別に角度調整された複数の光源の排熱を効率よく行うことができるレーザ装置を提供する。【解決手段】複数の光源１に対応して設けられ、複数の光源からの各出射光をコリメートする複数のコリメートレンズ３と、複数のコリメートレンズに対応して設けられ、一対の光源とコリメートレンズとを保持し且つコリメートレンズのコリメート光の出射位置と出射角度を調整する複数のホルダ２と、複数のホルダを保持するハウジング４と、出射位置と出射角度が調整された各コリメート光を集光する集光部５と、複数の光源の各光源から発生する熱を排熱する排熱部材８と、各光源の各排熱面と排熱部材の吸熱面との間に配置され、各排熱面と吸熱面とに当接する弾性部を有し且つ伝熱性を有し各排熱面から吸熱面へ前記熱を伝達する熱伝達部材７とを備える。【選択図】図１