Description

Adjustable iris from closed to a 30mm maximum aperture inside a 3-inch black metal body

Aluminum-nickel-cobalt bar magnets engineered for stable

sized to reconfigure the demonstration meter as a 0-1A ammeter for full-class viewing of student-built circuit currents

Used to supply rechargeable DC power for circuit experiments

Round Convex Glass Mirror, 75mm Diameter, 300mm Focal Length Subcategory_Weights and Masses Adjustable iris from closed toLong focal 75mm convex glass mirror at 300mm focal length and ~1. 2mm thickness, the gentlest divergence in the 75mm convex line for the largest virtual reduced images.

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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Round Convex Glass Mirror, 75mm Diameter, 300mm Focal Length Subcategory_Weights and Masses Adjustable iris from closed to

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