Description

Plastic-bodied wave apparatus with eccentric discs that drive metal rods up and down as the handle turns

and classroom projects

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

and mid-ocean ridges

Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass Plastic-bodied wave apparatus with eccentricDesigned 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.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
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Optically Worked Double Convex Glass Lens, 75mm Diameter, 1000mm Focal Length Material_Brass Plastic-bodied wave apparatus with eccentric

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