Large Needle Electroscope, 1.5lbs, 7.0x6.0x4.0 in, ideal for classroom demonstrations of electrostatic principles, A light-weight metal vane, used as a pointer in the electroscope. A transparent scale, provided to measure the angle of the deflection
Mirror, With Base, To explore light reflection & refraction properties of concave mirrors, law of reflection, image formation, the effects of surface curvature on reflection, spherical aberration, diameter of the mirror is 95mm approx.
Rectangular Block - Glass, Made from imported optical glass with optically worked surfaces, All angles accurately worked with edges slightly bevelled and glass free from bubbles, Size 75 x 50 x 18 mm
Basic St. Louis Motor, Useful In Demonstrating The Operations Of A Dc Motor, Consisting Of A Two-Pole Armature Mounted Between Magnets. Steel Supports Are Mounted On A Ridged Plastic Base. Operates On 3 To 6 V Dc.
Equilateral Prism, Material: Glass, Useful for Experiments in Optics, Light Refraction and Wavelengths, Designed for physics and educational uses. Because of their educational use design, there may be minor imperfections that do not affect physical function, Size: 3in (75mm) x 1in
Rh-Antisera, 50 Students, Synonyms: Anti-Rh(D), Monoclonal Antibodies, Appearance: Liquid, Blue (Anti-A) or Yellow (Anti-B) or Clear (Anti-D), size: 5 ml
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: 250 mm focal length, Lens measures 1.5in diameter, 0.2 weight