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
Hollow Acrylic Prism, cube, With Stopper - For Physics and Light Experiments, Hollow inside allows for liquid to be poured into cube, Great for physics classrooms, made from acrylic plates properly cemented together, Excellent tool for optical experiments, Size: 25x25x25mm
Rectangular Refraction Cell, Material: acrylic rectangular, Color: clear, excellent for showing refraction and internal reflection in water, and to measure its refractive index, has uniform wall thickness to eliminate distortions, Dimension: 6X3X6.2 CM
Prism, with different angle 25 degree x 25 degree x 130 degree manufactured from Optical Borosilicate Crown glass having R.I. 1.510 App. Optically worked for use with Spectrometer, Equilateral, two facespolished 32 x 32 mm height.Double Extra Dense Flint R. Index 1.71-1.74
Laser Diode For Debye-Sears Effect, Color: Green, Wavelength: Approx. 532 Nm, Power: < 5 Mw, Supply Voltage: 3 V Dc, Current Consumption: Max. 250 Ma, Dimensions: 90 mm X 17 mm Dia, With 1 M Connector Lead For Connecting ultrasonic Cw Generator.
Laser Diode For Debye-Sears Effect, Wavelength: Approx. 650 Nm, Supply Voltage: 3 V Dc, Power: < 1 Mw, Current Consumption: Max. 30 Ma, With 1 M Connector Lead And Barrel Connector For Connecting ultrasonic Cw Generator, Dimensions: 90 mm X 17 mm Diameter.
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: 300 mm focal length, Lens measures 3in diameter, 0.1 weight
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