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L1-04. Point Source - Flashlight Bulb

Purpose

To demonstrate optical characteristics of a "point source."

Equipment

Small flashlight or bulb mounted onto battery.

Images

l1-04

Description

Light from the point source propagates in straight lines from the source outward. It can be seen at the same place by everyone, and casts a shadow in every direction, etc.

L. Geometrical Optics

L. Geometrical Optics

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