Feature

●The size as pictures.
●Material: Optical Glass
●This item can be used on Refraction optics experiment
●Good Durability: Selected high-quality materials, with good durability and stability for long time use.
●If you are not satisfied with the product, please feel free to contact us, we will provide you with quality after-sales service.

[Semicircle]

[Sets]

[Trapezoid]

[Rectangle]

Description

The size as pictures.

Material: Optical Glass

This item can be used on Refraction optics experiment