Clearly Filtered water pitchers, bottles, and under-sink filters are 10 to 19 percent off. I tested three filters to see how ...

A laser line filter is a precision optical filter with an extremely narrow passband centered on a standard laser wavelength. These optical filters are used to prevent the distortion of measurement ...

PRESSURE TAPS: Filter driers can be purchased with Schrader valves (pressure taps) on their inlets and outlets (left), or just on the inlet (right). A pressure drop of more than 2 psi measured with ...

The field of applications and instrumentation that utilize laser sources is quickly advancing. For example, confocal and multiphoton microscopy, Raman spectroscopy, and flow cytometry all make use of ...