The HJ40x14B and its companion the HJ40x10B represent the pinnacle of Canon portable high definition EFP lens design. Image capture over long distances is unprecedented and with extender this lens can achieve a 1120mm. The HJ40x14B represents the very best in optical and mechanical design and its unique optical image stabilization systems make possible the capture of rock steady high definition imagery under the most adverse of field conditions. Aerial shooting, sports and entertainment coverage, portable acquisition in arduous terrain and under dynamic environmental situations (heavy winds) – are all superbly supported by this stalwart HD lens.The design optimization strategies included a dual lens approach to broaden the shooting options, achievement of an adequate sensitivity, maximization of image contrast, and preservation of the highest MTF over the long focal ranges.