Double Convex Lens, Highly polished, optically true lens is excellent for physics classroom demonstrations in optics and light refraction, with ground edges, great for physics classrooms, with highest grade, Size: 100 mm focal length, Lens measures 3in diameter, 0.3 weight
Ct Controller, Output: 2 X Stepper Motor Controllers, Bipolar, 5 V, Max. 2 A, Supply Voltage: 100-240 V, 50/60 Hz, Power Consumption: Max. 50 Va, Dimensions: 155X170X315 mm3, For Operating The Two Stepper Motors For The Linear Motion Axis And The Rotation Axis Of The Ct Scanner.
Equilateral Prism, Material: Acrylic, Useful for experiments in Optics, Light Refraction and Wavelengths, Will create a rainbow (even in room light) by using the simple led light of a smart phone, User will need to create a small slit in a black piece of paper, Size: 1in Hx1in W