Meniscus Glass Lens, 50mm Diameter, +5.5D Microscopy_Microscopy Equipment &Supplies sized for finer-gauge resistance demonstrations

sized for finer-gauge resistance demonstrations and small-scale heating elements where the heavier gauges would over-deliver current

transistors

palisade and spongy mesophyll

Common emitter transistor characteristics Trainer Board

Greatly enlarged inner ear model exposes bony and membranous labyrinth alongside a sectioned cochlea for vestibular and auditory anatomy teaching

Meniscus Glass Lens, 50mm Diameter, +5.5D Microscopy_Microscopy Equipment &Supplies sized for finer-gauge resistance demonstrationsPairs 50mm of aperture with +5. 5 diopter optical power on a meniscus glass lens, ground polished edges supporting mid strength convergence on a curved on both faces geometry.