Lamp Holder Demonstration Board Science at Home_Physical Science Ranvier-pattern hand microtome uses a

Ranvier-pattern hand microtome uses a screw-thread mechanism for precise specimen advancement during thin-section cutting and microscope slide preparation

Die-cast body with plated brass parts anchors this cork-lined two-prong universal clamp

Cork-jawed safety tongs measuring 12 inches in stainless steel accommodate both round-bottom flasks and straight-sided beakers

Self-venting and color-coded for quick identification

delivering the stable filament power required for sustained spectroscopy work

Lamp Holder Demonstration Board Science at Home_Physical Science Ranvier-pattern hand microtome uses aMES bulb in a holder mounted on a demonstration base with 4mm plug connections, supplying a 4. 5V 0. 3A load that lights up to confirm circuit completion in series and parallel demos.