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Jolly's Photometer for Optical Bench Subject_Chemistry Cross wires set inside a

SKU 24970881424
4.9
Jolly's Photometer for Optical Bench Subject_Chemistry Cross wires set inside a
Jolly's Photometer for Optical Bench Subject_Chemistry Cross wires set inside a
Jolly's Photometer for Optical Bench Subject_Chemistry Cross wires set inside a
Jolly's Photometer for Optical Bench Subject_Chemistry Cross wires set inside a
Description

Cross wires set inside a 10mm aperture on a 75mm circular black metal screen

coronary vessels

0280 24 23/24 0

and 2 quadruple pulleys on a heavy composite base with capstan

Jolly's Photometer for Optical Bench Subject_Chemistry Cross wires set inside aUsed to compare two light sources by sliding them until both faces of a paraffin block appear equally lit, this Jolly's photometer turns the inverse square law into a measurable observation.

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