Molded Lens Holder on Base Subcategory_Dissection Equipment this ray box gives students

this ray box gives students a controllable light source for reflection

letting students rearrange bars to convert between series and parallel topologies on the same set of lamps

EDM-80 moving-coil DC voltmeter with a clear acrylic front

Hand microtome produces thin specimen sections for microscope slide preparation in botany

Hard-plastic 13x13-inch Worcester circuit board with 12 metal poles and 4 banana terminals

Molded Lens Holder on Base Subcategory_Dissection Equipment this ray box gives studentsMolded lens holder on a stable base, the upright clip steadying a single lens at the working height of a typical ray box or light source setup for consistent image formation work.