9
Jul
2010
Canon Ef 17-40mm F/4 L Usm Ultra Wide Angle Zoom Lens
Canon ef 17-40mm f4 l pro. One of canons sharpest and fastest pro series ultra wide angle zoom lenses!
Comes with all of the following. Canon ef 17-40mm f4 l wa zoom lens. Canon rear dust cap e.
Snap-on 77mm front lens cap. Canon soft lens case lp1319 (unused). Canon ef 17-40mm f4 l wide angle zoom lens. Is for many one of the best wide angle zoom lenses available, capable of producing clear, contrasty and sharp images. Very high quality but moderately-priced. Ultra wide angle zoom lens, the canon ef 17-40mm f/4.0 l usm lens is one of canon’s. The 17-40 f/4 l fills out the bottom focal length range of.
Canon’s f/4 l zoom lens series. Currently made (1.1 lbs / 475g) and is the. I frequently recommend the canon ef 17-40mm f/4.0 l usm lens as a.
For those with a 1.6x. Fovcf (field of view crop factor). Best image quality for a reasonable price. The canon ef 17-40mm f/4.0 l usm lens is a. Quotes taken from a very thorough review by respected reviewer the-digital-picture. You can read the full review here. Auto focus is accurate, quiet and fast and if you need manual focus it is smooth and intuitive. This lens is beautifully made, with the typical canon high quality finish that the company is renowned for. From the moment you lay eyes on it you know this is a lens which is made of quality materials. The black finish is immaculate and the weight and feel is that of a precision instrument and a fine photographic tool.
This lens is also weather-sealed. Images produced by the 17-40mm f4 are superb! Clear and smooth with a wide tonal range and fantastic shadow detail, producing a lovely 3d look to your images. The razor sharp, beautiful depth of field helps you produce stunning images. This is a no-nonsense professional lens which concentrates on the essentials a professional photographer needs; high build quality, exceptional image quality and a fast aperture.
One thing that this lens does really well is produce sharp, contrasty images! Great to have with any lens but essential in a wide angle zoom lens, especially for landscape work where fine detail gets down to pixel level and every bit of resolution is needed to produce convincing real life images. Prints from images taken with this lens look like theyve been taken with medium format rather than digital and they have a wonderful tonal range and that wow factor that you wont get with many lenses - simply stunning! Ok, i wont go on anymore about this fantastic photographic tool because there are plenty of writeups and reviews, as well as all the technical information you could want, easily available on the web.
I hope it will go to someone who appreciates what a great photographic tool the. Here is some technical info.
While an excellent ultra-wide zoom lens for film slr cameras, the. Canon ef 17-40mm f/4l usm lens.
Is especially well suited for use with eos digital slr cameras, which usually have an imaging sensor size smaller than the 35mm format. When used with such digital slr cameras, the 17-40mm focal length range gives an angle of view approximately equivalent to that of a 27-64mm lens upon 35mm cameras, making it an ideal medium-aperture standard zoom lens. The ef 17-40mm f/4l usm, like all of the canon “l” lenses, delivers optical performance equal to similar fixed focal length lenses, with silent, high-speed focusing. Distortions and aberrations are remarkably small for a lens of such amazing capability.
It combines 1 high-precision molded glass aspherical lens and 2 replica aspherical lenses to achieve the extended zoom range, while also correcting for common aberrations that arise during zooming. A super ud (ultra-low dispersion) glass element minimizes the chromatic aberration of magnification which tends to occur with wide-angle lenses, to help eliminate color bleed along the edges of the subject and achieve high image contrast and resolution. The 17-40’s minimum focusing distance is just 11 (28cm) throughout its entire range of focal lengths, which makes it very useful for close-up work. All of the focusing and zooming action is done internally, with no changes of the size of the lens.
It only uses lead-free optics to help the environment, and features a circular diaphragm for improved background blur. The housing is water and dust resistant to help ensure reliable performance for both professionals and enthusiasts.
Like many “l” lenses, it uses 77mm filters. An autofocus super wide angle zoom lens for both film and digital cameras. Produces 27-64mm equivalent focal length with “aps-c” size digital eos slr cameras such as the eos 20d, eos 30d, eos digital rebel, eos 50d, etc. Uses 3 aspherical lens elements and canon super ud ultra-low dispersion glass.
Provides professional levels of moisture and dust resistance. Circular aperture diaphragm for better, more natural looking background blurring. Canon ef 17-40mm f4 l.
It is virtually brand new! It has been stored in a de-humidifier and has been well looked after with only minimal use. I can guarantee that there is virtually no sign of use on this lens- it is unmarked. Have a look at the photos and youll see what i mean. Canon ef 17-40mm f4 l wide angle lens.
Dont miss this chance to grab a high quality canon ef l lens in mint condition at a fantastic price! All items are in almost mint condition - 9.8/10. Lens and all accessories in perfect condition. There are absolutely no scratches, or marks on this lens - it is virtually brand new! Please view the images carefully to see the excellent condition of this item.
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