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5 pcs of Concave Lens (Diameter: 50 mm) & (Focal Length: 100 cm)
130mm x 40mm x 230mm
Human Testis
Demonstrate the kinetic gas theory with this apparatus
Resistance & Buzzer Set Motor Model 5 pcs of Concave LensSet of 2, Resistance & Buzzer on a blue plastic stand 7. 5x5cm. Premium Quality: Resistance & Buzzer Set is made of high grade construction all the way through, excellent build quality and proven reliability across the range. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact us.
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