Description
Introducing the Sigma 28-105mm T3 AF Cine
The Sigma 28-105mm T3 AF Cine is a full-frame cinema lens designed to meet the demands of modern professional productions. The brand’s first series of autofocus-compatible cinema lenses, the AF Cine Line, represents a true innovation in the film and broadcast market.
Available in Sony E-mount and L-mount, the lens is offered with two types of markings: imperial (Feet) and metric, in order to adapt to international production standards.
Zoom Cine Full-Frame T3-22
Featuring a versatile 28-105mm with a 3.75x zoom ratio, this lens covers both wide shots and -ups. Its constant aperture of T3 to T22 ensures precise exposure control and consistent brightness across the entire zoom range.
The 12-blade diaphragm produces a soft, organic bokeh, ideal for an immersive cinematic look.
High-precision autofocus system with HLA
Equipped with a High-response Linear Actuator (HLA), the Sigma 28-105mm T3 AF Cine offers fast and precise autofocus with excellent tracking capabilities. It effectively captures:
- Intense movements in action scenes
- Rapid point-to-point transitions in gimbal or handheld shooting
- Unpredictable situations in documentaries
A dedicated switch allows easy switching between Autofocus and Manual Focus depending on the needs of the shoot.
Advanced optical design from the Art range
Based on the optical system of the DG DN Art, this zoom lens incorporates a design that guarantees exceptional resolution, sharp and precise rendering with minimal flare and ghosting. Image quality remains consistent regardless of the focal length or focusing distance.
The minimum focusing distance is 0.40 meters, offering great creative flexibility.
Ergonomics and mechanics of professional cinema
Designed for demanding production environments, the Sigma 28-105mm T3 AF Cine features:
- Rings with limited rotation
- Standard 0.8 MOD gears on focus, zoom and iris
- Opening ring unclicked
- Damping system eliminating metallic noises at the end of travel
The 95mm front diameter ensures compatibility with many matte boxes. An 82mm filter thread is integrated into the front panel.
A removable bracket with 1/4-20 is included for use with an optional lens support system.
Practical examples of the Sigma 28-105mm T3 AF Cine
Thanks to its versatility and high-performance autofocus, this lens is perfectly suited:
- For corporate run & gun shoots
- To documentary productions with unpredictable movements
- To music videos with fast transitions of point
- For film productions requiring a cine zoom lens with reliable autofocus
Frequently Asked Questions:
1. Is the Sigma 28-105mm T3 AF Cine compatible with Full-Frame cameras?
Yes, it is a Full-Frame designed to cover full-frame sensors without vignetting.
2. What frames are available?
The lens is offered in Sony E-mount and L-mount, suitable for compatible cinema and hybrid cameras.
3. Is the autofocus suitable for fast-moving scenes?
Yes, thanks to the HLA linear motor , the lens ensures precise and responsive tracking even on fast-moving subjects.
4. Can standard film accessories be used?
Yes, the gears are 0.8 MOD standard and the 95mm front diameter is compatible with many professional matte boxes.
5. What is the minimum focusing distance?
The minimum focusing distance is 0.40 meters, allowing for creative -up framing.
Highlights of the Sigma 28-105mm T3 AF Cine:
- First cine AF zoom in the Sigma AF Cine Line
- Versatile 28-105mm focal length range suitable for multiple shooting styles
- Constant T3 aperture with 12-blade diaphragm for cinematic bokeh
- HLA linear motor for precise and quiet autofocus
- Mechanical construction for cinema with 0.8 MOD gears and de-clicked bushing
