Handy and precise. Angle dispersion C -F: 7°. Linear dispersion: 60 mm (direct vision prism of Amici type) Ideal for demonstrations in schools and for:
Viewing / observation of emission and absorption spectra
Control of the wavelength spectra of gas emission lamps
POA means "Price On Application". Items displaying POA instead of the sell price do so for a number of reasons, not least because we anticipate some additional information is required in order to supply the most suitable options/configuration to each individual customer.