Feature

●It holds the tube of the protractor, and the slit directs the light to generate a parallel beam from the slit and the reflected lens. When the parallel beam passes through the prism, you can directly observe the distributed spectrum
●Package included: 1 * Protractor, only the above package content, other products are not included
●Specifications: Shell, Color: Blue, Material: Plastic, Size: 10x2.4x2cm / 3.94x0.94x0.79 inches, Quantity: 1 PC
●The protractor is made for optical glass. Composite prisms and converging lenses are installed in vertical tubes
●This product can be used for a variety of optical spectrum analysis. It is a high resolution, simple and economical product for hobbies, amateur scientists, student laboratories, and science fair projects


Description

Description:
Product Name: Handheld Protractor
Material: Optical glass
Shell Color: Blue
Quantity: 1 PC.
Note:

Package includes:
1 pc x Handheld Distributor

Note:
The color of the project may vary slightly from the image due to different lighting and screen settings.
Due to manual measurement, we recommend slight size deviation.

Copper included

1 x Handheld Protractor.