This electroscope can be used to detect whether the body is electrified or not and whether it is electrified by positive charges or by negative charges. Cooperated with other apparatus, it can also ca

This electroscope can be used to detect whether the body is electrified or not and whether it is electrified by positive charges or by negative charges. Cooperated with other apparatus, it can also ca

Its used as an apparatus showing basic construction and working fundamentals of the AC/DC generator for teaching physics in the middle schools as well as general nature knowledge in the primary school

Its used as an apparatus showing basic construction and working fundamentals of the AC/DC generator for teaching physics in the middle schools as well as general nature knowledge in the primary school

Structure performance:The complete machine is formed with ABS plastic injection molding. Through the handle rotation, the light gear-drive generates small electricity. Therefore, the mechanical energy

Structure performance:The complete machine is formed with ABS plastic injection molding. Through the handle rotation, the light gear-drive generates small electricity. Therefore, the mechanical energy

Our company can supply various types of lab instruments. These products are widely used in the primary and middle schools.

Our company can supply various types of lab instruments. These products are widely used in the primary and middle schools.

Model J2208 instrument is a special-purpose teaching experiment instrument. It can demonstrate the reflection, penetration and diffraction of many kinds of waves, such as round wave and plane wave.The