| Our
Model J252 Pupils Optical Experiment Case is a kind of instrument
for primany |
| school
pupils to perform optical experiment in groups.
It can help pupils to perform the |
| following
experiments stipulated by teaching programe of knowledge of
natural science |
| in groups. |
| (1)
the formation and change of shadow. |
| (2)
the straight travel of light beam. |
| (3)
hole image-forming. |
| (4)
reflection & refraction of light. |
| (5)
chromatic dispersion of light. |
| (6)
image formation by plane mirror. Make-up of simple periscope. |
