1.Focal distance:1000mm/750mm 2.Wavelength range:195-500nm 3.Test about 70 elements 4.High stability of RFoutput Application fields: Sample analysis in the line of machinery, steel, geology, rare earth, magnetism material, environment, medicine and health, organism, sea, petroleum, new chemical industry materials, nuke industry, agriculture, food inspection and water quality, etc. It can test ...