Description

and flask necks up to 55 mm across with independent thumbscrew adjustment

each with an individual brightness dial for additive color mixing experiments on a 10 by 16 inch base

a pair of 1

the f/2 geometry combining a wide light-gathering face with moderate throw for projection and image work

12-Piece Mystery Density Activity Set for Material Identification Glassware_Glass Funnels and flask necks up toChallenges students to identify two hidden materials from a set of 12 mixed cylindrical bars, revealing two distinct linear mass volume relationships when graphed at identical diameters.

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12-Piece Mystery Density Activity Set for Material Identification Glassware_Glass Funnels and flask necks up to

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