SIGMA 17mm F4
DG DN | Contemporary
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En stock
• Formule optique : 9 éléments en 8 groupes, avec 2 verres SLD et 3 lentilles asphériques
• Système de mise au point interne
• Compatible avec l’autofocus grande vitesse
• Moteur pas à pas
Ligne | Contemporary |
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Klevu Image | /p/r/product_img01.png |
Formule optique | 9 elements in 8 groups with 2 SLD and 3 aspherical lens elements |
Lens Type | Wide Angle |
Sensor Size | Full Frame |
Angle de vue | 103.7° |
Diaphragme | 7 (rounded diaphragm) |
Ouverture minimale | F22 |
Distance minimale de mise au point | 12cm |
Rapport de reproduction maximal | 1:3.6 |
Poids (gramme) | 225 |
Diamètre de filtre | φ55mm |
Edition number | 023 |
LENS CONSTRUCTION
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GEOMETRICAL MTF Chart
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DIFFRACTION MTF CHART
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