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Eudiometer
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Switchable measuring instrument for direct currents and/or alternating currents and direct voltages and/or alternating voltages
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Continuously operating diffusion cloud chamber for demonstrating tracks of ionising radiation in nuclear physics
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Setting or adjustment device partic setting foot - having guide body with setting element attached within and adjustable by guide devices
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Furniture frame with tubular sections - has stable device formed by wedges engaging in bore holes
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Conductor matrix is for connecting circuit modules - and it also serves to physically locate the modules avoiding use of separate module locating grid
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Model representation and illustration - is for physical movement sequences and has air cushion table and sliding body
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Tripod and instrument clamp - with detachable modules carrying vee grooves on clamping faces inserted into slotted U bracket
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OPTICAL SYSTEM, IN PARTICULAR FOR LESSON PURPOSES
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MODULAR SYSTEM
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Treatment of cells for measurement of DNA
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SPRING FORCE METER FOR NATURAL SCIENCE - TECHNICAL LESSONS
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Flow chamber for the optical measurement of the properties of particles
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Source of radiation for measuring purposes
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Combined temperature and tachometer for any rotating body
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Schlieren-optical arrangement
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Device for ultracentrifuges
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