Once the time was over, cells were washed using PBS and UV-irradiated using a 200-W high pressure mercury lamp with a glass filter that removed wavelengths under 310 nm during 1 to 3 minutes.
22.
To reduce unintentional ultraviolet ( UV ) exposure, and to contain hot bulb fragments in the event of explosive bulb failure, general-purpose lamps usually have a UV-absorbing glass filter over or around the bulb.
23.
Corning was willing to shell out so much in stock for a company with revenues of just $ 4.7 million in the last reported quarter to get its business selling glass filters that speed traffic over fiberoptic communications networks.
24.
The Military Medical Purchase Description specifies the lights in the FALANT in terms of percent luminous transmittance and 1931 CIE x, y chromaticity coordinates, calculated from Illumnant A, from spectrophotometric measurements of the glass filter components that make up the lantern.
25.
Corning was willing to shell out so much in stock for a company with revenues of just $ 4 . 7 million in the last reported quarter to get its business selling glass filters that speed traffic over fiberoptic communications networks.
26.
Film filters are used over the aperture of the telescope and do not heat up significantly, whereas glass filters are used near the objective end causing them to heat up greatly and it is not unknown for them to shatter from thermal shock.
27.
To see a Kromogram in color it had to be inserted into a " Kromskop " ( generic name " chromoscope " or " photochromoscope " ), a viewing device which used an arrangement of colored glass filters to illuminate each slide with the correct color of light and transparent reflectors to visually combine them into a single full-color image.
