Collecting listings has surprises
Description
These are some physics optical lens applied to understand the principle more intuitively. Small size, easy to use, these physics teaching lens can cognitive ability in physics, giving you more convenience.
. Adopting good materials, safe and for period to use
Features
-Color:As Shown
-Material:Acrylic
-Size:2.50X2.50X0.20cm/0.98X0.98X0.08in
- Science teaching tools can cognitive ability in physics, also can be a good helper in teaching.
- Practical convex lens can effectively explain the knowledge of optics with experiments.
- good materials, these optical lens are professional and for period to use.
- Easy to use and clean, save your time and efforts to let you have satisfying using feeling.
- Good tool to show and light passing through and bending, of multiple uses.
clear optical lens