TY - JOUR TI - Effect of Pupil Beam in the Focal Region of High Numerical Aperture Objective Lens AU - C. Amala Prathiba Janet AU - P. Suresh AU - T. V. S. Pillai PY - 2015 DO - 10.13074/jent.2015.03.144117 T2 - Journal of Environmental Nanotechnology JF - Journal of Environmental Nanotechnology JA - J. Environ. Nanotechnol. SP - 76 EP - 79 VL - 4 IS - 1 PB - Institute for Environmental Nanotechnology ER -