Marquages de l’objectif

Mon appareil photo > Objectifs

Découvrez ce que les numéros inscrits sur l'objectif signiﬁent.

Objectif SAMSUNG 18-200 mm F3.5-6.3 ED OIS (exemple)

N°.	Description

Valeur d’ouverture

1Gamme de valeurs d’ouverture acceptées. Par exemple, 1:3.5-6.3 correspond à une gamme de valeurs maximale d’ouverture allant de 3,5 à 6,3.

Longueur de focale

Distance entre le centre de l’objectif et son point focal

(en millimètres). Ce chiffre est exprimé en tenant compte des

2aspects suivants : valeur entre la longueur de focale minimum et maximum de l’objectif.

Des longueurs de focales plus importantes réduisent les angles de vue et agrandissent le sujet. Des longueurs de focales moins élevées agrandissent les angles de vue.

ED signiﬁe Dispersion extra faible. Un verre à très faible dispersion

3assure une excellente correction de l'aberration chromatique (déformation qui se produit lorsqu'un objectif ne parvient pas à mettre au point toutes les couleurs vers le même point de convergence).

OIS (p. 73)

4Stabilisation optique de l'image Les objectifs bénéﬁciant de cette fonction détectent les mouvements internes de l'appareil photo et les suppriment efﬁcacement.

5Diamètre de l'objectif. Assurez-vous que le diamètre des ﬁltres que vous ﬁxez sur l'objectif soit égal au diamètre de ce dernier.

EV-NX20ZZBSBFR specifications

The Samsung EV-NX20ZZBSBFR is a versatile and innovative camera that caters to both amateur and professional photographers, packed with features that enhance creativity and usability. This compact mirrorless camera is designed to deliver high-quality images and videos while maintaining portability, making it an ideal choice for travel and everyday photography.

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The EV-NX20ZZBSBFR also includes a 3.0-inch OLED display that provides vibrant colors and sharp resolution for composing shots and reviewing images. The screen is tiltable, giving users greater flexibility in framing their shots from different angles. Additionally, the camera supports Full HD 1080p video recording, catering to those who wish to capture high-quality video content alongside still images.

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Samsung EV-NX20ZZBSBFR manual Marquages de l’objectif

Models: EV-NX20ZZBSBFR