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The optical bandwidth of the pulse cannot be narrower compared to the reciprocal of the pulse width. In the case of exceptionally quick pulses, that implies lasing around a considerable bandwidth, very contrary on the quite slim bandwidths regular of CW lasers.ในส่วนขà¸à¸‡à¸œà¸¥à¸‚้างเคียงหลังทำนั้à¸