The 35mm ƒ/1.4 DG HSM does fairly well to restrict distortion, showing a consistent +0.2% barrel distortion in the corners when mounted on the Canon 7D. On the 1Ds mkIII, there's just slightly Obiektyw Canon EF 35 mm f/1.4L USM przetestowaliśmy zgodnie z procedurą DxO. Canon EF 35 mm f/1.4L USM to jasny, dobrze wykonany szerokokątny obiektyw o wzornictwie, do którego japońska firma zdążyła nas przyzwyczaić. Minusem może być brak uszczelnionej obudowy i delikatny luz na pierścieniu ustawiania ostrości. The 50mm and 28-70mm optics weigh in at a hefty 950g and 1430g respectively. By stark contrast, this Canon RF 35mm f/1.8 IS Macro STM lens addition to the line-up measures a mere 74x63mm and tips the scales at just 305g. It’s small and light, but full of opportunity – the 35mm focal length on full-frame cameras is often regarded as ideal 具有f/1.4大光圈的广角镜头，镜头中包含1片非球面镜片，可以矫正像差。. 浮动系统可以在整个对焦范围内保证很高的成像质量。. 后对焦和环形超声波马达令对焦更快更安静，还可以进行全时手动对焦。. 包装清单. 佳能EF 35mm f/1.4L USM x1. 遮光罩EW-78C x1. 镜头盖E 14 à 35 mm. Ouverture maximale et minimale. F4-F22 (à tous les réglages de zoom) Ouverture minimale. Distance minimale de mise au point. 0,2 m (7,9 po), à tous les réglages de zoom. Construction de l’objectif. Construction de l’objectif. 16 éléments en 12 groupes. 2015年8月佳能宣布佳能ef镜头家族的一项重要突破：应用佳能最新研发的br镜片的新一代大光圈l级广角定焦镜头ef 35mm f/1.4l ii usm正式发布。 佳能EF 35mm f/1.4L II USM应用的BR镜片是继萤石、UD（超低色散）镜片及DO多层衍射光学元件之后，又一项能够有效补偿色像差的 The Canon EF 35mm f/1.4L II USM is the modern evolution of this lens, its second iteration in the prestigious L series of pro-spec lenses, and it's undoubtedly one of the best Canon wide-angle lenses. This is a heavyweight lens in every way. Technische Daten und ausführlicher Test des Canon EF 50mm f/1,4, Leserkommentare : NEWS. Reports. Canon EF 85mm f/1,8 USM: Sigma 28mm f/1,8 EX DG: Neu: 5Dfc3.