US$ 10.00
doubling as a lab-demo lens for focusing sunlight and investigating image formation with convex optics
and moments
Comes with instructions
heating mantles
this set covers the mid-range bench volumes with raised graduations and tapered pouring spouts
Slate Specimen Stem Diameter_19mm doubling as a lab-demo lensLow grade metamorphic rock with well developed cleavage splits into flat sheets, demonstrating directional pressure during the early stages of shale metamorphism.
US$ 10.00
US$ 135.00
US$ 119.99