CollegeHigh School / Physics

Focal Length of a Concave Mirror

Use a light source, concave mirror, and half-screen, all on an optics bench, to measure the focal length of the concave mirror.


Student Files

46_Focal_Length_of_a_Concave_Mirror.cap 2.10 MB
46_Focal_Length_of_a_Concave_Mirror.docx 5.70 MB
46_Focal_Length_of_a_Concave_Mirror.pdf 651.16 KB

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550 Universal Physics System

Universal 550 Physics Experiment Bundle

This system provides a complete set of labs for mechanics, heat, light, sound, and electromagnetism.

Basic Optics Light Source

Basic Optics Light Source

An all-in-one bright point source, illuminated crossed-arrow object, primary-color source, and ray box with up to five parallel rays.

Concave/Convex Mirror Accessory

Concave/Convex Mirror

A double-sided mirror, concave on one side and convex on the other, and a semicircular half-screen. Both are mounted in a holder for easy placement on the Basic Optics Track.

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Source: Lab #46

Universal 550 Physics Experiment Manual

Focal Length of a Concave Mirror