From my PhD study
From servosphere studies
Large wind tunnel for flying insects
Wind tunnel for flying insects (Visser & Griepink, 1996). Abbreviations: A corner vanes, B activated charcoal filter, C outlet for air returning to air conditioning unit, D two perforated metal plates, E inlet for air coming from air conditioning unit, F centrifugal ventilator, G perforated plate in front of ventilator outlet, H activated charcoal filter, K air filter, L door towards plant section, M four damping screens, N incandescent lamp, O fluorescent lamp, P flight section with three glass windows on each side, and Q two damping screens. Arrows indicate wind direction. Scale 1 meter is shown. The wind tunnel was designed by J.H. Visser, A.M. Bransen (TFDL) and F.H. Fockens. Drawing by A.M. Bransen.
From SEM studies on the vetch aphid Megoura viciae
Explaining to Princess Maxima the Syntech servosphere in 2003