The Irix 11mm F/4 full-frame lens for Canon, Nikon and Pentax mount have been officially announced. The lens comes with the same convenient focus lock mechanism, infinity click-stop, rear gelatin filter slot and hyperfocal scale as the previously announced Irix 15mm f/2.4.
The Irix 11mm f/4 ens will come in two different versions – Firefly and Blackstone. Firefly is the standard version made up of lightweight composite materials and gets anti-slip rubber coating and painted markings. Blackstone is the more premium version with a durable aluminum/magnesium alloy body and fluorescent markings for low-light operation. For carrying purposes the Firefly version will come with a lightweight, soft lens pouch, while the Blackstone version will be shipped with a hard lens case.
|Pre-order Irix 11mm f/4 Lens from Amazon and B&H|
|Image size||35mm ”Full Frame”|
|Field of View||126⁰ (diagonal)|
|Focusing range||0.28 m (0.92 ft) – ∞|
|Focusing type||manual with lock function|
|Aperture range||f/4.0 – f/22|
|Aperture control||via camera|
|Aperture shape||9 rounded blades|
|Lens construction||16 elements in 10 groups(4x HR, 3x ASP, 2x ED)|
|Front filter thread||N/A|
|Rear gelatin filter slot||30 x 30 mm|
|Available bayonet mounts||Canon EF, Nikon F, Pentax K|
|Weight||Firefly||Canon||785 g (1.73 lbs)|
|Nikon||723 g (1.59 lbs)|
|Blackstone||Canon||815 g (1.80 lbs)|
|Nikon||792 g (1.74 lbs)|
|Dimensions (D x H)||Firefly||Canon||103 x 118 mm (4.06” x 4.64”)|
|Nikon||103 x 115 mm (4.06” x 4.53”)|
|Blackstone||Canon||103 x 118 mm (4.06” x 4.64”)|
|Nikon||103 x 115 mm (4.06” x 4.53”)
Source: Photo Rumors
As far as prices of the Irix 11mm f/4 lens is concerned, the Firefly version will cost$575 USD while the Blackstone version will be available at $775 USD.