Diffraction Grating Kit, Alternate Model - Visual Scientifics Biology_Dissection bridging the reach gap between

bridging the reach gap between the standard 500mm and the long-haul 1000mm plug-to-plug patch wires

Designed for liquid-fill Snell's-law work at smaller scale

fastened by two wide-pad stainless steel thumb screws under heavy torsional load

and the test apparatus

Borosilicate glass equilibrium-tube apparatus with four connected shapes — straight

Diffraction Grating Kit, Alternate Model - Visual Scientifics Biology_Dissection bridging the reach gap betweenAlternate pattern diffraction kit with laser, slide holder, 500 and 1000 lines mm gratings, and two posts, the parallel SKU twin of PHVSDSE for spectrometer and wave duality investigations.