Cross Wires for Optics Experiments Lab Supplies_Filtering Supplies verifying conservation of momentum in

verifying conservation of momentum in two dimensions for mechanics-unit investigations

Hand-painted skin cross-section enlarged 300 times exposes epidermal layers

and vascular cylinder for plant anatomy and absorption teaching

spindle formation

Eight-piece glazed porcelain scientific sake set pairs 4 drinking cups with 4 matching lids for Japanese-style sake service with lab-aesthetic styling

Cross Wires for Optics Experiments Lab Supplies_Filtering Supplies verifying conservation of momentum inCross wires set inside a 10mm aperture on a 75mm circular black metal screen, providing a fixed sighting reference for telescope and spectrometer alignment on the optical bench.