Recent content by Tougbaev
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Undergrad Can reflections create a focused beam of light from a point source?
With your permission, may I revive for a short while this topic? So, I tried to collimate the UV beam from Deuterium lamp with glowing area of 0.5 mm diameter, using plano-convex fused silica lens having 75 mm focal length and about 12 mm clear aperture. The lens plane surface was facing the...