Description
Physical optics experimental equipment package parallel laser three wire semiconductor laser light source magnetic suction lens convex lens concave lens imaging teacher demonstration three wire light source teaching
A: Magnetic suction optical lens set
B: Three wire semiconductor
C: Three wire semiconductor + 7-piece set
D:Magnetic suction optical ten piece set
1 Including 10 triangular prisms+1 three-wire light source
2 Including 9 triangular prisms+1 three-wire light source
3 contains 1 three-line light source
4 Including 1 three-line light source+3 triangular prisms