LIGHTING DEVICE, OPTICAL INSPECTION DEVICE, AND OPTICAL MICROSCOPE

• Main Authors: KIMURA NOBUYUKI, TOGASHI MITSUHIRO, NUMATA MITSUNORI, TAKADA MASAKI
• Format: Patent
• Language: English; Japanese
• Published: 31.03.2016
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS; TESTING

PROBLEM TO BE SOLVED: To provide a lighting device capable of changing the beam angle distribution of illumination light while restraining loss in the quantity of light.SOLUTION: A lighting device comprises: a light source that emits light; a multiple reflection element 4 that passes light Lc throug...