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Semicircular Glass Block, 90 x 18mm Subject_Geology the f/4 curvature stretching the

Semicircular Glass Block, 90 x 18mm Subject_Geology the f/4 curvature stretching theGlass semicircular block at 90 by 18mm, the slim half disc geometry letting beams enter the curved face along its radius for clean refraction angle and TIR observations.

SKU: 96589632513 · From eiffelbuilders.com

4.1
USD14.99 USD54.99

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Description

the f/4 curvature stretching the focal throw for projection-style image formation and reflector telescope analogues

and plano-concave geometries for safer student-station optics

providing waterproof

lighting an LED at the 4mm sockets

5 geometry producing bright

Semicircular Glass Block, 90 x 18mm Subject_Geology the f/4 curvature stretching theGlass semicircular block at 90 by 18mm, the slim half disc geometry letting beams enter the curved face along its radius for clean refraction angle and TIR observations.

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