Krüss offers two models of Laboratory Spectroscopes

The 1701 Spectroscope is a Kirchhoff-Bunsen Spectroscope, used for qualitative analysis and measurement of emission and absorption spectra. It can be calibrated easily, and both the observation tube and ocular is moveable. Accessories include scale illumination, wavelength scale, spare prism and lamp. The specifications:

The handheld 1501 and 1504 spectroscopes will meet most laboratory applications, including a manual option with grating. Specifications include (depending upon model): wavelength scale 400-750 nm, linear disperson of 60 mm, variable slit and angle dispersion C-F = 7°.