Physics apparatuses for use in classroom studies of the properties of light and optics including spectrometers, spectroscopes, lenses, prisms, spectrum tubes, lasers, and mirrors.
Round concave glass mirror includes a silvered back with protective coating. Optically worked, designed for physics and educational uses. 38mm diameter, 100mm focal length
An economical spectrometer for use in elementary schools to measure the angle of prisms using the law of reflection, demonstrate optics phenomenon with a diffraction grating or measure the wavelengths of monochromatic light sources.