Observe the effects of Rheinberg illumination, Koehler illumination, and polarization of light, plus view hard-to-see living organisms, using all the materials included in this kit and your microscope with Abbe condenser. The included color filters provide contrasting backgrounds, the darkfield stop produces dynamic images of protists, and the polarizing filters highlight birefringent objects. It comes with a darkfield stop; two pieces of polarizing film, 2 1/2″ x 2″ 1/2″ x 1/10″ thick; ruler; red, blue, green, yellow, and clear plastic film; and instructions, all contained in a 9″ x 12″ envelope.
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