Photometer sphere

Optics: measuring and testing – Photometers – Integrating spheres

Patent

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Details

250228, G01J 104

Patent

active

043102468

ABSTRACT:
A photometer sphere includes a spherical interior encompassed by a diffusely reflecting wall, provided with apertures for incident light as well as for applying samples and photo detectors in the diffusely reflecting wall. The interior is filled completely by an optically homogenous, clear and stray-free material.

REFERENCES:
patent: 2347067 (1944-04-01), Shurcliff
patent: 2364825 (1944-12-01), Shurcliff
patent: 3815977 (1974-06-01), Vasiliev et al.

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