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
Forensics Mastery Kit, Introduction to Forensics analysis, Includes: Forensic Chemistry of Hair, Soil and Mineral Analysis Kit, Chemical Detection of Fingerprints Kit, Drug and Poison Analysis Lab Activity Kit, Document Analysis, enough material for 30 students
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
Educational Diffraction Slide, For Demonstrating The Principle Of The Diffraction Grating And The Way In Which Its Properties Are Dependent Upon The Number Of Lines Per Unit Length. Comprises A Card Mount 90 X 40 mm Approximately With Three 16 X 9 mm Apertures
Advanced Ripple Tank with Projection Mirror, 21.1lbs, 24.4x15.4x9.4in, Includes: (1) Vibration Generator, (1) Wave monitor unit, (1) Projection screen, (1) Wave dippers, (1) Lever arm and support, (1) Ripple tank, (1) Projection mirror, (1) Set of footers with adjustment screws
Snap Circuits * Motion, contains over 50 parts and over 165 projects to complete, hands-on education, Experiments include: Color changing lighted fan, Air fountain, Motion Detector, Master Dimension(LxWxH): 21.5 x 14.25 x 19.25 inch, Master Weight: 22lbs
Snap Circuits * Motion, contains over 50 parts and over 165 projects to complete, hands-on education, Experiments include: Color changing lighted fan, Air fountain, Motion Detector, Master Dimension(LxWxH): 21.5 x 14.25 x 19.25 inch, Master Weight: 22lbs