Sigma 10-20mm F3.5 EX DC HSM Canon

Sigma 10-20mm F3.5 EX DC HSM Canon

Lancement - mars 2009

Sigma 10-20mm F3.5 EX DC HSM Canon
Sigma 10-20mm F3.5 EX DC HSM Canon
SÉLECTION (3 produits max.)
Annoncé03/03/2009 
Prix Indicatif (USD) 649  
Ouverturef/ 3.5  
Plage focale (mm) 10-20  
Diamètre filtre (mm) 82 
Diamètre maximal (mm) 87.3 
MontureCanon EF-S  
StabilisationNo  
Moteur AFHSM  
Type ZoomRing  
Barillet extensibleNo  
Monture trépiedNo  
CouleurBlack  
Bague de mise au pointYes  
Nombre de lentilles13  
Nombre de groupes10  
Lames de diaphragme7  
Diaphragme circulaireNo  
Longueur (mm)88.2  
Poids (g)520  

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Sigma 10-20mm F3.5 EX DC HSM Canon Review

Review of the Sigma 10-20mm F3.5 EX DC HSM Canon lens

 This lens was specially designed for APS-C-format cameras. Three of its four aspherical lenses are made of low-dispersion glass elements — specifically, 2 ELD (extraordinary low dispersion) lenses and 1 SLD (special low dispersion) lens.Its minimum focus distance is 24cm, regardless of focal length, and the maximum reproduction ratio is 1: 6.5.Tests and reviewsSigma 10-20mm F3.5 EX DC HSM Canon on a Canon EOS 7D cameraWhat we liked:Good distortion correction (especially for a wide-angle zoom).Very reasonable vignetting at maximum aperture.Excellent resolution for this type of lens.What we didn’t like:Significant chromatic aberrations.The weight.ComparisonSigma 10-20mm F3.5 EX DC HSM