PIRA: 6A60.20

 

Lab Equipment  Directions
  1.  Pasco ray box
  2. Pasco ray optics kit (with lenses)
  3. white box (use as screen)
  1.  Set the white box upright with the ray box upright against it. Turn on the ray box and darken the room. You will see 3 parallel colored beams of light going up the screen.
  2. Lay the concave lens on top of the ray box. Notice the beams diverge.
  3. Lay the convex lens on top of the ray box. Notice the beams converge.
Optional : Point out that at the point of convergence the light is white.
 
RAY BOX CAN BE SET FOR A SET OF WHITE LIGHT BEAMS IF PREFERRED.

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