Sigma 40mm T1.5 FF Fully Luminous High-Speed Prime Lens for Sony E, Feet

SKU: SG40T15FLISO MFR: 33F967
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Key Features

  • Capture stunning visuals with this Sigma 40mm prime lens, perfect for Sony E mount cameras.
  • Enjoy exceptional image quality and sharpness with a wide T1.5 aperture for low light.
  • Achieve beautiful bokeh with the 9-blade iris on this luminous, high-speed prime lens.
  • Durable metal build ensures this 40mm lens withstands rigorous use on any film set.
  • Manual focus gives precise control for cinematic shots with this Sigma full-frame lens.
  • Get creative with the 40mm focal length, ideal for narrative film and detailed scenes.
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Special Order?Estimated to Ship: 09/16/2025
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Sigma T1.5 Cine Specifications

  • Mount

    Canon EF

  • Focal Length

    40mm

  • Aperture

    T1.5 to T16

  • Close Focus Distance

    0.40m / 1'4"

  • Horizontal Field of View (degree)

    Full Frame: 48.5 deg.
    Super35: 34.2 deg.
    APS-C: 33.0 deg.

  • Image Circle

    Full Frame: 43.3mm

  • Iris Blades

    9 (Rounded diaphragm)

  • Front Lens Diameter

    95mm

  • Filter Size

    82mm

  • Material of Construction

    Metal, glass

  • Length

    6.18" / 157mm

  • Weight

    1620g / 57.14oz

  • UPC Code

    085126936983

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11 Accessories for Sigma 40mm T1.5 FF Fully Luminous High-Speed Prime Lens for Sony E, Feet

  • All Accessories (11)
  • Bags & Cases (3)
  • Filters (4)
  • Cleaning Accessories (2)
  • Cap Leash (1)
  • Follow Focus & Lens Support (1)

About Sigma T1.5 Cine

You can elevate your cinematography to new heights with the Sigma 40mm T1.5 FF Fully Luminous High-Speed Prime Lens for Sony E. This high-quality, professional lens is a part of Sigma's renowned Cine Lenses series, specifically engineered to meet the increasing demands of high-resolution digital film production.

Designed for full-frame sensors, this lens offers superior resolution, even outperforming other high-end prime sets. Its fast maximum aperture of T1.5 makes it a reliable choice for low-light performance and creating a shallow depth of field. The lens is versatile and compact, making it ideal for a variety of shooting scenarios, from portrait to street photography.

The Sigma 40mm T1.5 FF lens features a 180-degree focus throw and is capable of matching resolution up to 8K. It is designed with standardized essentials such as a 95mm front diameter and an 82mm front for ND filters, making it compatible with standard gear positions for accessories like follow focus.

This lens is not just durable but also weatherproof, with luminous paint markings to aid in changing and operating the lens in dark conditions. The lens design includes a manual linear iris control and electronic mounts that provide vital camera metadata.

Sigma's commitment to quality is evident in their meticulous inspection process. Each lens undergoes a rigorous lens performance evaluation using Sigma's proprietary A1 Modulation Transfer Function (MTF) measuring system. This ensures that every lens shipped meets the highest quality standards.

The lens also boasts minimized flare and ghosting, thanks to computer-based ray tracing used from the design stage. This enhances contrast in backlit conditions and ensures sharpness combined with an outstanding bokeh effect.

The Sigma 40mm T1.5 FF lens is designed with a dust-proof and splash-proof construction, making it ready for use in tough conditions. The lens features luminous paint for enhanced visibility in the dark, and information on rings is laser-engraved for long-term use.

Sigma also offers a Mount Conversion Service for its new cine lenses, allowing users to convert their lenses to and from EF and E-mounts. This lens is a valuable asset for any cinematographer, offering high performance, durability, and versatility.

Sigma T1.5 Cine Features

  • 100% metal body: The body is made completely of metal to stand up to tough professional use over the long term
  • 82mm filter size: The filter size is standardized at 82mm, allowing users to use the same size of ND filter on different lenses
  • 95mm front diameter: The front diameter is 95mm, similar to that of other cine lenses and compatible with matte boxes. Compared to lenses in the same class, SIGMA's cine lenses are more lightweight and compact
  • Standardized gear positions: The positions of the gears in each ring are standardized, eliminating the need to adjust the follow focus, motor unit, or accessories even when the lens changes
  • 0.8M gear pitch: Each lens has a 0.8M gear pitch, which is the standard for cine lenses, ensuring compatibility with existing accessories
  • Silent ring stoppers: The stopper of each ring incorporates a damper made of a special resin, resulting in silent operation. While offering a satisfying lock feel, this feature eliminates any metallic sounds, allowing the user to shoot with confidence in a quiet area
  • 180 Degree focus rotational angle: At 180 Degree, the rotational angle of the focus ring is more than double that of a still camera lens, making possible extremely high-precision focusing. SIGMA has also optimized the cam for cine lenses for even easier long distance focusing
  • Iris with full manual control: Featuring manual control capability, the iris ring offers smooth control without clicks. The T-stop display, which is standard in cine lenses, contributes to high-precision exposures. Just like a high-end cine lens, the rotational angle of the iris ring is 60 Degree
  • Linear iris ring: The linear iris ring gives users the same rotational angle per T-stop for direct, intuitive control
  • Selectable focus ring with feet or meter graduations: Based on user needs, a focus ring with either feet or meter graduations may be selected. For a small charge, SIGMA can also convert the ring from one type to the other after purchase
  • Mount with electronic contacts: The mount with electronic contacts allows the lens to communicate important information to the body (focal length, shooting distance, aperture etc.)
  • Enhanced EF mount: The hole for the stopper pin has been strengthened with a separate part to minimize loosening over time and enhance long-term use
  • Dedicated lens support foot: The provided lens support foot helps minimize load on the camera body while enhancing mount stability. The height of the seating surface is designed for compatibility with other accessories. Even though the lens is compact, its robust design offers two different screw holes for this accessory to increase user options
  • Cine-style front lens cap: All lenses come complete with a conventional cine-style front lens cap

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Capture stunning visuals with this Sigma 40mm prime lens, perfect for Sony E mount cameras.
  • Enjoy exceptional image quality and sharpness with a wide T1.5 aperture for low light.
  • Achieve beautiful bokeh with the 9-blade iris on this luminous, high-speed prime lens.
  • Durable metal build ensures this 40mm lens withstands rigorous use on any film set.
  • Manual focus gives precise control for cinematic shots with this Sigma full-frame lens.
  • Get creative with the 40mm focal length, ideal for narrative film and detailed scenes.

What's in the box:

  • Sigma 40mm T1.5 Fully Luminous FF High-Speed Prime Lens
  • (Feet)
  • Lens Support Foot
  • Front Lens Cap
  • Sigma 1 Year Limited Warranty