Manual and Autofocus Anamorphic Prime

Capture cinematic widescreen footage with the aid of an autofocus option using the Sirui Micro Four Thirds-mount 40mm T1.8 1.33x S35 AF Anamorphic Lens. This innovative prime lens uses an STM motor for fast, accurate autofocus while offering manual focus for more complicated shots handled by a camera assistant/focus puller. It produces neutral flares that are a classic feature of the anamorphic format and has a fast T1.8 maximum aperture lens that is ideal for low-light capture and for creating distinctive bokeh effects.

Super 35 Coverage

• This anamorphic prime lens has a 1.33x squeeze factor.
• It produces a widescreen 2.35:1 aspect ratio when shooting in a 16:9 mode.

Manual and Autofocus

• The autofocus feature now lets you capture anamorphic footage as quickly as when using spherical lenses.
• Select manual or autofocus using the switch on the lens.
• Use the AFL button to lock the autofocus or create a custom setting.

High Optical Performance

• One aspherical and five cylindrical elements contribute to the high optical quality of this lens.
• Focus breathing and chromatic aberration are well controlled.
• Supports EXIF metadata transfer and has a USB-C port for firmware upgrading.

Ideal for Low-Light Shooting

• The maximum T1.8 aperture enables you to capture low-light scenes using lower camera ISO settings.
• Choose between stepped and stepless aperture settings for smooth exposure adjustments.
• Sharpness and optical quality are maintained even in night scenes.

Flares and Distinctive Bokeh

• Shoot with a wide-open aperture to create a distinctive hexagonal bokeh.
• Stop down to get an oval bokeh that is typical of the anamorphic look.
• Create notable neutral flares that can be varied using different light sources.

All Around Prime

• This all-around 40mm lens is ideal for portraits, landscapes, street scenes, and establishing shots.
• Horizontally equivalent to 42mm in full-frame format.

Compact Cine-Style Form

• This prime lens features a compact, lightweight design suitable for handheld and gimbal work.
• Cine-style features include an 80mm front outside diameter, standard 0.8 MOD gears, and wide 360° focus rotation.