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Optically Worked Double Convex Glass Lens, 75mm Diameter, 100mm Focal Length Entomology & Zoology_Zoology Charts & Models 5-inch stainless steel connecting rod

SKU 72106042155
4.5
Optically Worked Double Convex Glass Lens, 75mm Diameter, 100mm Focal Length Entomology & Zoology_Zoology Charts & Models 5-inch stainless steel connecting rod
Optically Worked Double Convex Glass Lens, 75mm Diameter, 100mm Focal Length Entomology & Zoology_Zoology Charts & Models 5-inch stainless steel connecting rod
Optically Worked Double Convex Glass Lens, 75mm Diameter, 100mm Focal Length Entomology & Zoology_Zoology Charts & Models 5-inch stainless steel connecting rod
Optically Worked Double Convex Glass Lens, 75mm Diameter, 100mm Focal Length Entomology & Zoology_Zoology Charts & Models 5-inch stainless steel connecting rod
Description

5-inch stainless steel connecting rod

sliding freely through the ring when cool but arrested once flame heating expands the ball beyond fit

Rotation-to-linear gear-rack simple-machine model converting circular gear motion into straight-line rack travel

and a dual-scale screen

Optically Worked Double Convex Glass Lens, 75mm Diameter, 100mm Focal Length Entomology & Zoology_Zoology Charts & Models 5-inch stainless steel connecting rodOptically worked double convex glass lens at 75mm diameter and 100mm focal length, the f 1. 3 geometry favoring strong convergence and bright real image formation across a wide aperture.

Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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