FISinter (to initial point)
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FISinter

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Glass, ceramics, faience, porcelain

plexiglass illuminating SOS


This brand has modifications - select them below after reading annotation and detailed description

Explanation/Annotation:

In the manufacture of lamp scatterer.

Detailed model description:

Turbidity (dim) colourless and coloured the ïîëóïðçðà÷íîå glass by amounts 1400õ1600 of MM, 1500õ1700 of MM, depth from 3, 0 MM.
passing Êîýôôèöåíò for light-engineering groups,
no less than: I. 0, 75-0, 90
II. 0, 65-0, 85
III. 0, 55-0, 75
IV. 0, 40-0, 65
V. 0, 2-0, 39.

  Detailed modification description
NNModification marking
Inter
Nat.
Tempera. Softening on vetch, degree. With, not lower than
1 SB
SB
85
2 SBPT
SBPT
105