Instruction:

Select the object and set the object distance.

Choose the construction rules to locate the image.

The image is formed outside the screen.

Object:

student arrow

Object distance:

20.0 cm

Grid

Construction rules

Lenses

Image formation by a convex lens

Task 1

Vary the object distance and note the nature of the images formed.

Object distance uNature of image
u < fVirtual, erect and magnified
f < u < 2fReal, inverted and magnified
u = 2fReal, inverted and same size as the object
u > 2fReal, inverted and diminished