• Light reflection and refraction demonstrator:​with large display screen, can read the number and observe the light clearly,Physical Demonstrator
• Teaching tool:also will be a great addition to your laboratory supplies.​,Light Reflection Refraction Demonstrator
• Laboratory equipment:​also can be a nice birthday present for your friends who does experiment, they will like it,Light Demonstrator
• Reflection demonstrator:it can students' hand-on ability and thinking ability,Teaching Apparatus
• Teaching demonstrator:lightweight and compact, very convenient for you to carry.​​,Optics Demonstrator