Diffraction Grating Slides, 1000lines/mm, Highly efficient embossed Holographic Optical Elements, For the direct viewing and analysis of spectra from different gas tubes and other light sources, Use in conjunction with colored film gels, Dimension: 2x2in
Diffraction Grating Slides, 500lines/mm, Highly efficient embossed Holographic Optical Elements, For the direct viewing and analysis of spectra from different gas tubes and other light sources, Use in conjunction with colored film gels, Dimension: 2x2in
Forensic Case Study Drugs-Small Town, Big Problem kit, Riverside, Police Have Noticed a Recent Increase in Drugrelated Activity, Orders of the Mayor, the Police Department Was Tasked with Solving the
List View
Easy View (new)
