Dr. Hans Feijen and Mrs. Cobi Feijen from Naturalis Biodiversity Centre, Netherlands presented about focus stacking in insect Photography to the staffs of National Plant Protection Centre. The hour presentation started with an introduction to focus stacking, a simple camera-based and professional microscope-based focus stacking. They also talked about stacking software used for specimen photography in the laboratory. They are in the country to study on Diopsis and Mantids in Bhutan