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Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass the silvery-blue transition metal used

SKU 68158979050
4.5
Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass the silvery-blue transition metal used
Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass the silvery-blue transition metal used
Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass the silvery-blue transition metal used
Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass the silvery-blue transition metal used
Description

the silvery-blue transition metal used as a hydrocarbon-processing catalyst and in metallurgy student demonstrations

Used to add variable resistance while keeping the slide-wire wiper enclosed

and mid-ocean ridges

Chrome-plated 60mm reading magnifier extending to a 20cm focal length

Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass the silvery-blue transition metal usedDesigned for parallel beam refraction work, this 75mm double convex glass lens at 1000mm focal length runs at f 13, near collimated for astronomical analogue and long throw projection setups.

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