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SIRUI 40mm T1.8 1.33x S35 AF Anamorphic Lens (Leica L, Blue Flares)

SKU:
40AF133X-LB

Key Features

  • Covers Super 35 | T1.8-T22 Aperture
  • Selectable Manual and Autofocus
  • Blue Streak Flares
  • Creates 2.35:1 Aspect Ratio in 16:9
$1,799.00
$1,799.00
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Overview

The Sirui 40mm T1.8 1.33x S35 AF Anamorphic Lens combines cinematic quality with convenient autofocus, designed for Super 35 Leica L-mount cameras. It offers exceptional low-light performance and unique oval-shaped bokeh with a 1.33x squeeze factor.

Core Features

Autofocus Anamorphic Prime

Combining the cinematic quality of 2.35:1 widescreen imagery with convenient subject-tracking autofocus, this lens ensures exceptional low-light performance and oval-shaped bokeh with a 1.33x squeeze factor.

Compact Design with Autofocus

Powered by a precision STM stepping motor, the Sirui 40mm delivers smooth, accurate, and quiet autofocus. It features eye-tracking capability and buttons for focus mode and autofocus lock, providing complete creative control. The lens incorporates a USB-C port for firmware updates, ensuring lasting performance. Its compact and lightweight design is ideal for handheld, gimbal, and run-and-gun shooting.

Anamorphic Aesthetic

Blue Flares

  • 1.33x squeeze factor for 2.35:1 images in 16:9 mode.
  • Unique oval bokeh enhances subject separation and depth.
  • Horizontal field of view equivalent to 22mm full-frame lens.
  • Horizontal blue streak effects create a classic anamorphic look.

Optical Performance

  • A 37mm image circle covers Super 35 sensors or full frame with vignette.
  • T1.8 to T22 aperture for low-light performance and depth of field control.
  • 60 cm minimum focus distance for close-up shots.
  • Aspherical lens element minimizes chromatic aberration.

Advanced Autofocus

  • STM stepping motor for smooth, silent autofocus.
  • Eye-tracking autofocus for reliable subject tracking.
  • AF/MF switch to toggle between autofocus and manual focus.
  • AF-Lock button to hold focus or recall custom focus settings.

Practical Design

  • Uniform gear positioning with Sirui 40mm AF Anamorphic Lens.
  • Compact and lightweight design.
  • 360° focus throw with standard 0.8 MOD gearing.

Versatile Compatibility

  • Compatible with Leica L-mount cameras.
  • Standard 77mm front filter thread.
  • Update lens firmware via the USB-C port.

Specifications

Focal Length 40 mm
Maximum Aperture T1.8
Minimum Aperture T22
Lens Mount L-Mount
Interchangeable Mount No
Lens Format Coverage Super35/APS-C
Image Circle 37.0 mm
Angle of View Super 35
Horizontal: 55°
Vertical: 25.4°
Optical Design 16 Elements in 12 Groups
Filter Thread 77 mm x 0.75
Minimum Focus Distance 60 cm
Aperture/Iris Blades 11
Image Stabilization No
Lens Mounting No
Gear Standard Focus, Iris: 0.8 MOD
Gear Rotation Focus: 360°
Electronic Communication Yes
Camera Connection Flat Contacts (EXIF) Data
Diameter Front: 80 mm
Length Not Specified by Manufacturer
Weight 614 g

Packaging Info

Package Weight 1.37 kg
Box Dimensions (LxWxH) 22.4 x 18.3 x 15.2 cm

What's Included

  • Sirui 40mm T1.8 1.33x S35 AF Anamorphic Lens (Leica L, Blue Flares)
  • Carrying Pouch
  • Carrying Strap
  • Front Lens Cap
  • Back Lens Cap
  • Barcode: 82725
  • Supplier Code: 40AF133X-LB