Sirui 40AF133X-MB 40mm T1.81.33X S35 AF Anamorphic Objektiv (MFT mount, Blue Flare)

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Delivered between Wed, 11.6. and Thu, 12.6.
Only 2 items in stock at supplier

Product details

The Sirui 40AF133X-MB is a compact autofocus anamorphic lens specifically designed for MFT mount cameras. Weighing only 632 g and with a focal length of 40 mm (equivalent to 42 mm in full frame), it is ideal for a variety of photographic applications, including street, landscape, and portrait photography. The lens offers a maximum aperture of T1.8 and a constant 1.33x squeeze factor, allowing for an impressive widescreen aspect ratio of 2.35:1. The combination of blue flare and oval bokeh gives the images a cinematic look that enriches the visual storytelling. The integrated STM stepping motor ensures fast and precise autofocus, greatly facilitating the creation of anamorphic film shots. With a convenient AF/MF switch, users can easily toggle between autofocus and manual focus as needed, enhancing flexibility in both filming and photography.

  • First autofocus anamorphic lens in a compact design
  • 1.33x squeeze factor for a cinematic widescreen aspect ratio of 2.35:1
  • Integrated STM stepping motor for fast and precise autofocus
  • AF/MF switch for flexible focusing
  • Ideal for humanistic photography and creative film projects.

Key specifications

Weight
623 g
Focus type
Autofocus
Focal length
40 mm
Item number
54202257

General information

Manufacturer
Sirui
Category
Lenses
Manufacturer no.
11-03-01-000185
Release date
24.1.2025

Colour

Colour
Blue

Camera lens properties

Max. Focal length (exact)
42 mm
Focal length
40 mm
Number of lenses
6
Number of lens groups
12
Focus type
Autofocus

Objective 2 properties

Aperture
f/1.8
Max. Focal length (exact)
0.04 m

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Weight
623 g

30-day right of return
6 years Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Lenses» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 7.7artisans
    0.6 %
  • 7.Fujifilm
    0.6 %
  • 7.Sirui
    0.6 %
  • 10.Olympus
    0.7 %
  • 11.TTArtisan
    0.8 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Sirui
    Not enough data
  • 1.TTArtisan
    2 days
  • 1.Viltrox
    2 days
  • 3.Sigma
    3 days
  • 4.Sony
    7 days

Return rate

How often is a product of this brand in the «Lenses» category returned?

Source: Digitec Galaxus
  • 11.Laowa
    8.6 %
  • 11.Viltrox
    8.6 %
  • 13.Sirui
    8.7 %
  • 14.7artisans
    9.3 %
  • 15.Venus Optic
    10.6 %
Source: Digitec Galaxus