has a silent focus motor built into the lens. Canon EF 17-40mm f/4L USM. Canon RF 14-35mm f/4L IS USM. Lenses with built-in focus motor focus faster and more quietly than lenses without a focus motor which rely on the camera's body focus motor. minimum focus distance. Buy the Canon EF-S 17-55mm f/2.8 IS USM. Amazon Click to see price; Adorama for $599.00; but here's a quick rundown of how we think the Canon EF-S 17-55 stacks up: Canon 17-40mm f/4L Le zoom Canon 17-40 mm EF f/4L USM est un objectif ultra-grand-angle conçu pour les professionnels et les amateurs experts utilisateurs de reflex EOS. C'est à la foiszoom grand-angle pour les EOS argentiques (et l'EOS-1Ds) et un superbe zoom standard pour les EOS numériques dont le capteur est de format inférieur à 24x36 mm. Canon EF 17-40mm f/4L USM 價錢、規格及用家意見 - 香港格價網 Price.com.hk. 定焦/變焦:變焦, 最短焦距:17mm, 最長焦距:40mm, 最近對焦距離:0.28m, 適用接環:Canon, 濾鏡直徑:77mm, 重量:475g, 尺寸:96.8 x 83.5mm, 比較 Canon EF 17-40mm f/4L USM 價格，查看詳細規格、用家意見、相關情報及 Standard-Zoomobjektiv für digitale EOS-SLR-Kameras. Neben seiner hervorragenden Eignung für den Einsatz mit analogen SLR-Kameras ist das EF 17-40 mm 1:4L USM besonders gut für die Verwendung mit digitalen SLR-Kameras geeignet, deren Bildsensor kleiner ist als das Kleinbildformat. [Exc+5] Canon EF 17-40mm f/4 L USM Lens + Hood from Japan 3J19 (262) 262 product ratings - [Exc+5] Canon EF 17-40mm f/4 L USM Lens + Hood from Japan 3J19 $265.00 XPIwS9d. EF17-40mm f/4L USM har 12 linseelementer i 9 grupper. Super Spectra-belegg på elementene sikrer en suveren fargebalanse og minimiserer skygger og skinn. For å oppnå profesjonell bildekvalitet over et zoomområde på 17-40mm, bruker objektivet tre asfæriske elementer av to typer, mens Super UD (Ultra-low Dispersion)-glass brukes for å canon ef 17-40mm f/4l usm lens - Best Buy Results for "Canon EF 17-40mm f/4L USM Lens" in Digital Camera Accessories. Search all categories instead. Get it fast 27 items Sort By: Canon - EF-S10-18mm F4.5-5.6 IS STM Ultra-Wide Zoom Lens for EOS DSLR Cameras - Black Model: 9519B002 SKU: 6405162 (919) $299.99 Up to 3 free months of iCloud+ Add to Cart The EF17-40mm f/4L USM has 12 lens elements arranged in nine groups. Super Spectra coating ensures excellent colour balance and minimises ghosting and flare. To provide superb image quality over the complete 17-40mm zoom range the lens uses three aspheric elements. Super UD (Ultra-low Dispersion) glass prevents chromatic aberrations. 佳能ef 17-40 f/4 l usm是目前用户保有量非常之大的l级红圈镜头，当年与另一支ef 24-105mm f4 l usm一同被称之为最平民的红圈镜头。而17-40更是覆盖了从超广角到标准视角的焦距范围。即使放到几天来看，也很少有全画幅镜头能够覆盖超广角变焦镜头。而这支镜头的焦距， Objektiv EF17-40 mm f/4L USM je mimořádně širokoúhlý objektiv řady EF se zoomem od společnosti Canon, určený pro profesionály a velmi pokročilé amatérské fotografy využívající zrcadlovky řady EOS. EF 17-40mm f/4L USM (已停產) 採用不同類型非球面鏡片以確保整個17-40mm範圍都能獲得清晰明銳影像。. 佳能超低色散鏡片矯正色差問題，並優化鏡頭塗層去減除鬼影及光斑的出現。. 鏡頭內配備電磁光圈（EMD）以電動控制光圈的操作，近乎圓形光圈設計能加強焦點以外

canon ef 17 40mm f 4l usm price