Kính quang phổ Kirchhoff Bunsen
Gelsonlab HSPO-013 Kính quang phổ Kirchhoff Bunsen for optical experiment Teaching spectrometer
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Kính quang phổ Kirchhoff Bunsen was designed after Kirchhoff and Bunsen. For the observation and measurement of emission and absorption spectra. With adjustable aperture, condensor and flint glass prism. Ideal for schools and universities. Observation tube: moveable with locking screw slideable eyepiece, objective:18 mm / 160 mm. Slit tube: stationary with symmetrical slit, objective:18 mm / 160 mm. Scale tube: stationary, 200-division scale. Eyepiece: 18 mm aperture, 90 mm focal length. Scale: can be calibrated in wavelengths. Prism: flint glass (60 degree), dispersion C-F 2 degree, measures 20