Category: Canon accessories & lenses

Focal length and photo lenses

Tamron rewrote its web site. This was the occasion to move the Lens Comparison Tool but it is still useful to compare a 400mm with a 500mm (or a 35mm with a 50mm). But you can also find a similar tool at Olympus (and it takes into account the specificities of 4/3 sensor format, of…

All lens tests are wrong

I recommend reading a nice little post titled “All lens tests are wrong” that concludes that the only good test for a lens is to use it during a full year. Not wrong, but I still recommend to also check my list of web sites with photo lens reviews.

Sony lenses tested by CdI

Lovers of Sony digital SLR cameras (Alpha 700 et Alpha 900, in particular) were awaiting eagerly to see Chasseur d’Images magazine testing fully the most recent additions to the Sony lens range. So, they will be delighted to discover in the March 2009 issue that the Sony 70-200mm f/2.8 Apo G SSM scores 5 stars…

Comparison of 80-200mm zooms

DPreview has a good comparison of 4 zoom lenses opening at f/2.8 for SLR cameras: Canon 70-200mm F2.8 L IS USM Nikon AF-S VR 70-200mm F2.8 G Sigma 70-200mm 1:2.8 EX DG Apo Macro HSM II Tamron 70-200mm 1:2.8 Di LD (IF) Macro Since they are one of the most coveted segment of the SLR…

Web sites for lens reviews

It is often difficult to group lens reviews in order to compare/evaluate a little more than their mere physical characteristics (focal length, aperture/diaphragm, or even number of individual lenses). But how would you evaluate/review optical quality? When I see the really impressive differences between two lenses, I would be prepared to judge from their price,…