... dust counts, but base operating decisions on measured dust counts as prescribed ... using tower dust monitor, close telescopes when the > 1 micron dust counts exceed ...
... ENCLOSURE LIGHT AND DUST BAFFLE INSTALLATION: June 7, 2001 . ... Lynn Gonzalez install the brushes for light and dust baffling on the 2.5m enclosure ... Lynn says the brushes really are keeping out the scattered lisght and dust!! ...
... tools or other equipment), small particles (grinding wheels), dusts, splashes of corrosive liquids or metals, injurious lights ... In the event of foreign bodies or chemicals in the eye, liquids and even dusts will work their way behind the lens. ...
... Dew point depression: >= 4њF or 2њC . Dust count < 10,000 units . ... Do not push the dust limit and the dew point limit at the same time. ... If the dust counts are near the stated limit, it is best to have a dew point ...
... Dew point depression: >= 4њF or 2њC . Dust count < 10,000 units . ... Do not push the dust limit and the dew point limit at the same time. ... If the dust counts are near the stated limit, it is best to have a dew point ...
... Dew point depression: >= 4 F or 2 C . Dust count < 10,000 units . ... Do not push the dust limit and the dew point limit at the same time. ... If the dust counts are near the stated limit, it is best to have a dew point ...
... Dew point depression: >= 4њF or 2њC . Dust count < 10,000 units . ... Do not push the dust limit and the dew point limit at the same time. ... If the dust counts are near the stated limit, it is best to have a dew point ...
... to the integral of the airborne dust concentration during the interval that the ... the degradation during exposure is modulated by both dust concentration and weather ...
... Dew point depression: >= 4 F or 2 C . Dust count < 10,000 units . ... Do not push the dust limit and the dew point limit at the same time. ... If the dust counts are near the stated limit, it is best to have a dew point ...