EF 17-40mm f/4L USM. Model EF17 - 40 mm f/4L USM predstavuje ľahký, extrémne širokouhlý transfokačný objektív Canon EF. Je vhodný najmä na použitie s digitálnymi zrkadlovkami s faktorom konverzie ohniskovej vzdialenosti vyšším ako 1. Zobraziť úplné technické parametre . Canon EF 17-40mm f/4L USM - Lenses - Camera & Photo lenses - Canon. The Canon EF 17-40mm F/4.0L USM Lens Review - YouTube. Canon 17-40mm f/4 L USM EF Mount Lens {77} at KEH Camera. EF 17-40mm f/4L USM. Canon 17-40mm f/4 L Review. Amazon.com : Canon EF 17-40mm f/4L USM Ultra Wide Angle Zoom Lens News Reviews Articles Buying Guides Sample Images Videos Cameras Lenses Phones Printers Forums Galleries Canon EOS 60D/ Lens Canon EF 17-40mm f/4L vs EF-S 17-55mm [LOTW] Canon EF 17-40mm f/4L taken with Canon 5D Mark IV @ f/16, ISO 100, 17mm- The Swift River, Albany, NH Post reviews, articles, and videos of products Canon EF 17-40mm f/4L USM Lens Image Quality (the-digital-picture.com) Side note: I have found the site is a little iffy with lenses shot wide open at f/8 though it seems pretty representative of reality. The above link is shown on the 5Dsr which is 50mp. Looks pretty good. Click the image to view the gallery. Photography Blog published another gallery of sample pictures shot with the Canon EOS 5DS, 55 JPG and 20 raw images. The very popular Canon EF 17-40mm f/4L USM lens was used. The Canon EOS 5DS and EOS 5DS R start shipping on Sunday June 14. On Monday B&H will held a live stream discussion about the new 50MP item 1 #Canon EF 17-40mm f/4 L USM Lens Wide Angle Zoom AF Lens for EOS Ratings and Reviews. Learn more. Write a review. 4.9. 4.9 out of 5 stars based on 262 has a silent focus motor built into the lens. Canon EF 17-40mm f/4L USM. Sigma 18-35mm F1.8 DC HSM A. 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. MTF (resolution) The EF 17-40mm f/4 L showed an excellent performance in the lab. It's quite safe to assume that the peak performance in the center exceeded the resolution limits of the 8 megapixel sensor of the EOS 350D. The borders are very good though stopping down a little helps to lift up the resolution almost to center quality. Canon EF. weather-sealed (splashproof) Canon EF 17-40mm f/4L USM. Canon EF 28-135mm F/3.5-5.6 IS USM. The device is protected with extra seals to prevent failures caused by dust, raindrops, and water splashes. Has a metal mount. Canon EF 17-40mm f/4L USM. Canon EF 28-135mm F/3.5-5.6 IS USM. A metal mount is generally superior to a plastic mount 3DT1HL.