US$ 54.41
5-inch (38mm) size
configured to make and break a circuit at the rhythm of a Morse-code transmission for telegraph-history demonstrations
and simple invertebrate body plan for biology teaching
Chrome-plated 50mm reading magnifier with a 10cm focal length
88-inch face reading 0-2
Introductory No. III Microscope Slide Set, 25-Piece Included_Stopcock 5-inch (38mm) sizePrepared and labeled across 25 slides, the expanded introductory set adds protozoa, bacterial, and tissue detail to support full first year microscopy coursework.