Pakistan (/ËpÃ¦káµ»stÃ¦n/ or /pÉËkáµ»ËstÉËn/; Urdu: Ù¾Ø§Ú©Ø³ØªØ§Ùâ), officially the Islamic Republic of Pakistan, is a federal parliamentary republic in South Asia on the crossroads of Central Asia and Western Asia. It is the sixth-most populous country with a population exceeding 200 million people.
Spectrometers for Laser Measurement. These miniature rugged spectrometers are calibrated to measure and track laser frequency and centroid wavelength and/or total power of lasers in Watts. Currently, StellarNet offers laser measurement systems in the 200-2300nm range.
Power Meters and Detectors. Average and Peak Power â A Tutorial. It is easy to calculate the power or energy of optical pulses if the right parameters are known. Presented. here are the relationships among some basic quantities often needed when working with laser pulses and. power or energy meters.