Description

Standard rheostat at 2

Greatly-enlarged cardiac muscle model exposes myocardial fiber structure

and aluminum at a shared 0

and documentation

Optically Worked Double Concave Glass Lens, 75mm Diameter, 250mm Focal Length Graduations_50mL Standard rheostat at 2Double concave glass lens at 75mm diameter and 250mm focal length, ground polished edges, the diverging surface yielding virtual reduced upright images suited to introductory optics.

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Optically Worked Double Concave Glass Lens, 75mm Diameter, 250mm Focal Length Graduations_50mL Standard rheostat at 2

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