mounted on a Canon 1D Mark II n
most:
- Very decent build quality for the price
- Dive in the average
- The fun of a wide angle / huge field of view!
less:
- The development of distance indicated on the lens is completely false, it is essential to do the reporting, and unfortunately the DSLR is not so simple as the silver (no color viewfinder). easy when you have the mark (writing / number / sign etc ...) against a wilderness wide angle close ba not one easy ...
- Impossibility of a UV filter: it's worth saying, and it and not to my taste, the sun or other light source appear as' drool stains. '' a shame, but it's a matter of taste. I prefer the net suns with pikes.
- Non-removable sun visor: to carry significant volume!
in summary, I adopted it hard to return to an objective 'classic'. If you travel, take a few weeks to get used to before the risk of spoiled shots for a development problem!