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Opisometer Geology sized to read one step

SKU 1652945893
4.7
Opisometer Geology sized to read one step
Opisometer Geology sized to read one step
Opisometer Geology sized to read one step
Opisometer Geology sized to read one step
Description

sized to read one step up from the 0-1A meter when student circuits draw past the lower meter's full-scale deflection

this concave glass mirror at 100mm focal length runs at f/1 for vivid real-image demos and converging-reflection work

sized for beginner circuit and physics labs

and cochlear detail for auditory teaching

Single large transparent plate filled with iron-rod plotting compasses

Opisometer Geology sized to read one stepOpisometer with a knurled wheel on a threaded spindle, rolling along curved lines on maps, charts, and drawings to convert winding distance into straight line length for geography coursework.

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