Sigma AF Cine 28-45 on Blackmagic PYXIS 12K

Framegrab of Jon Fauer: Sigma AF CINE 28-45mm Full Frame at T2 with Blackmagic PYXIS 12K Open Gate 3:2 aspect ratio (12288 x 8040). Lit by one DMG Lumiere SL1.

Character continued: the look of a new lens and the character who does FDTimes—abandoned by talent and crew after long hours of tabletop product shots, resorting once again to cine self portraiture with the new Sigma AF CINE LINE 28-45mm T2 FF on a Blackmagic PYXIS 12K camera. 

Working in multi-hyphenate mode as Director-producer-DP-Character-Gaffer-AC-DIT is a foolish endeavor. Fortunately, the PYXIS 12K with L-Mount allows autofocus and auto iris with so-equipped lenses. And as the name says, the Sigma AF Cine 28-45 T2 FF (Full Frame) can switch seamlessly from Auto to Manual focus with the flip of a switch. The iris ring rotates in familiar third-stop linear increments and then on to “A” as in Auto.

Sigma AF CINE LINE 28-45mm T2 FF on a Blackmagic PYXIS 12K camera running the URSA Cine EVF and PYXIS Monitor simultaneously, on a Cartoni MIXO 21 head and tripod.

 

Here’s a look into the future of cine lens design. Bold statement, but Jarred Land and others have been clamoring for this for years. Reliable lens motors on the inside but familiar M0.8 pitch gears on the outside. It makes for an easy transition to a new paradigm. More wireless hand units will not only drive external geared rings but will also control these internal motors. 

The Sigma AF Cine 28-45 T2 FF has repeatable Manual focus with hard end stops. High resolution, accurate encoders enable switching from Manual to Auto Focus without a jump. The internal lens motors are silent and swift. The optical elements dance in ways that have often been unfamiliar to analog cam and helicoid designs. Power to run this lens comes from the camera. Lens metadata gets transferred back to the camera through the contacts on the top for L-Mount and on the bottom for E-mount.   

E-mount at left. L-Mount at right.

The optical design of the AF Cine 28-45mm T2 FF builds on Sigma’s 28-45mm F1.8 DG DN | Art lens. Sigma describes it as a lens that can “handle multiple shooting styles and setups in many different environments that were previously challenging with traditional still or cine lenses. The AF Cine Line, which embodies Sigma’s latest technology, expands the possibilities of visual expression and brings new possibilities to future film production.” 

The Sigma AF Cine 28-45mm T2 FF lens delivers images with character and beautiful bokeh at all focal lengths. They are all made in Sigma’s Aizu factory next to Mount Bandai, about 4 hours by train north of Tokyo.   

Specs

Sigma AF Cine Line 28- 45mm T2 FF

  • Lens Mount: L-Mount, Sony E-mount
  • Focal Length: 28- 45 mm
  • Aperture: T2 -T16
  • Diaphragm Blades: 11
  • Close Focus from image plane: 0.3 m / 1 ft
  • Magnification Ratio: 1:4
  • Front Diameter: 95 mm / 3.7″
  • Front Filter M82 x 0.75 mm
  • Length w L-Mount (front to flange) 151.3 mm / 6″
  • Length w Sony E-mount (front to flange 153.3 mm / 6.1″
  • Weight with L-Mount: 1.2 kg / 2.7 lb
  • Weight with E-mount: 1.2 kg / 2.6 lb 
  • Focus Ring Rotation 200°
  • Zoom Ring Rotation 60°
  • Iris Ring Rotation : 57°

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