Скачать с ютуб Convex / converging lenses and ray diagrams explained: from fizzics.org в хорошем качестве

Convex / converging lenses and ray diagrams explained: from fizzics.org

Notes to support this video lesson are here: https://www.fizzics.org/drawing-ray-d... With many other topics here: https://www.fizzics.org/fizzics-guide/ Similar video lessons on diverging lens and curved mirrors are here:    • Concave mirrors and ray diagrams, dem...   for concave mirror    • Convex mirrors and ray diagrams, demo...   for convex mirror    • Concave / diverging lenses and ray di...   for diverging lens Explaining how to draw ray diagrams for a convex / converging lens used as a projector and as a magnifying glass. Combining demonstrations with a real lens and laser streaks though the centre and edges to show why only certain "rays" are traced through on the diagram.