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Light source apparatus, its manufacturing method and apparatus, reflector focal point locating method and apparatus, focal point locating light source, discharge lamp emittion position locating method and apparatus, and discharge lamp-refletor positioning method and apparatus
Appareil de source de lumiere, son procede de fabrication, et procede, appareil et source de lumiere de localisation du foyer d'un reflecteur, procede et appareil de localisation de la position de l'emission d'une lampe a decharge, et procede et appareil de positionnement du reflecteur/de la lampe a decharge