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LEAKED: First Sigma 10-18mm f/2.8 images



Here are the first leaked images and specs of the Sigma 10-18mm f/2.8 lens that will be announced on October 5:


Lens construction: 13 elements in 10 groups (3 FLD, 1 SLD and 4 aspherical elements)
Angle of view: 109.7°-76.5° (APS-C)
Number of diaphragm blades: 7 (rounded diaphragm)
Minimum aperture: F22
Minimum focus distance: 11.6 (W) -19.1 (T) cm
Maximum magnification ratio: 1:4 (W) – 1:6.9 (T)
Filter size: φ67mm
Dimensions (maximum diameter x length): φ72.2 mm × 62.0 mm.
Weight: 260 g / 9.2 oz.

Additional features:

Lens construction: 13 elements in 10 groups (3 FLD, 1 SLD and 4 aspherical elements).
Internal focusing system
High-speed autofocus compatible
Stepping motor
Compatible with in-camera lens aberration correction

*Function only available for supported cameras. Available corrections or auto correction functionality may vary depending on camera model.

*On cameras where lens aberration correction is controlled with “ON” or “OFF” in the camera menu, please set all aberration correction functions to “ON” (AUTO).

DMF and AF+MF support
AF Assist compatible (Sony E-mount only)
Super multi-layer coverage
Support for switching between linear and non-linear focus ring settings on L-Mount cameras

* Function only available for supported cameras.

Dust- and splash-proof frame construction
Push-type petal lens hood LH706-02
Compatible with SIGMA USB DOCK UD-11 (sold separately)
Designed to minimise flare and ghosting
Each lens is subject to SIGMA’s MTF metering system
7-blade rounded diaphragm
Durable precision-made brass mount.

Handcrafted with craftsmanship “Made in Aizu, Japan”.

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