TY - GEN AU - Holmes,D A AU - Avizonis,P V AU - Wrolstad,K H TI - On-axis irradiance of a focused, apertured gaussian beam SN - 1559-128X PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1364/AO.9.002179 ER -