6-Piece Acrylic Lens Set, 38mm (Convex, Concave, Plano, Meniscus) Gifts_Kitchen Adjustable locking hook positions items

Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp

Discontinued bench instrument with continuously variable 0-30V DC at 2A plus stepped 1-6V AC in 1V increments

Used to spin the Newton disc into a perceived white via persistence of vision

sized for fine-pitch breadboard work where 4mm hardware is too large for the apparatus

6-Piece Acrylic Lens Set, 38mm (Convex, Concave, Plano, Meniscus) Gifts_Kitchen Adjustable locking hook positions itemsCompact 38mm acrylic six piece lens set covering convex, concave, plano convex, converging and diverging meniscus, and plano concave geometries for safer student station optics.