Cinematic Widescreen Aspect Ratio — Utilizing a 1.33x anamorphic squeeze, the SIRUI 40mm S35 anamorphic lens yields a stunning 2.35:1 aspect ratio in 16:9 shooting mode, enabling you to capture a broader perspective for a captivating cinema experience.
Accurate Autofocus System — An advanced STM motor is added to achieve fast and precise autofocus. It supports eye focusing and subject tracking, making filming or photo shooting more efficient than ever. 
Blue/Neutral Flares for Your Choice—This anamorphic lens with two flare options adds a touch of magic to every frame. Its artistic depth and subtle streaks create a cinematic, dreamy effect, perfect for adding a unique, personal flare to your projects.
Compact & Lightweight Design — Weights at only 614g/1.35lb, SIRUI 40mm is highly portable, making it ideal for run-and-gun shooting and mobile filmmaking setups.
Enhanced Low-Light Performance — The T1.8 fast aperture ensures superior low-light capability and depth of field control, creating a stunning bokeh effects and sharper subject focus.
Distinctive Bokeh — The 40mm features hexagonal elliptical bokeh at T1.8 and classic 1.33x anamorphic elliptical bokeh at T2.4, providing more inspiration for your creative expression
Precision Optical Engineering — Incorporates aspherical and cylindrical lenses for high resolution, minimized chromatic aberration, and reduced focus breathing, delivering sharp, cinematic-quality visuals.   

 
 
Product description
 
 
 
 
 
 SIRUI 40mm 1.33X S35 AF Anamorphic Lens | A Dream Lens for Creative Visionaries 
 
 
 The SIRUI 40mm T1.8 1.33X S35 AF Anamorphic Lens is the world’s first compact autofocus anamorphic lens.It creates a natural 2.35:1 aspect ratio in 16:9 mode, maintaining full image content and providing a cinematic viewing experience. 
 
 
 
 
 
 
 
 
 
The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.
 SIRUI 40MM AF 1,33X
 Merchant Video
 
 
 
 
 
 
 
 
 
  1 Blue/Neutural Flare   2 1.33x Wide-Screen Ratio   3 Dynamic Bokeh Styles   4 Cinematic Looks   5 Optical Performance  
 
 
 
 
 
 
 
  1 Advanced Autofocus   2 Embrace Innovation   3 All-Round Focal Length   4 Wide Application   5 From 0.6m to Infinity  
 
 
 
 
 
 
 
  1 Compact & Lightweight   2 S35 Mode Setting   3 Intuitive Lens Controls   4 77mm Filter Thread   5 Lens Details  
 
 
 
 
 
 
 Compatibility | SIRUI 40mm 1.33X AF for E Mount Cameras 
 
 
 
 
 
 SIRUI Cine Lenses | Premium and Affordable | Capturing Your Imagination 
 
 
 
 
 
  
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  Customer Reviews  
 
 
 
 
 4.2 out of 5 stars 44 
 
 
 
 
 
 4.2 out of 5 stars 27 
 
 
 
 
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  Price  
 
 
  $599.00$599.00  
 
  $599.00$599.00  
 
  $849.00$849.00  
 
  $849.00$849.00  
 
  $849.00$849.00  
 
  $1,664.00$1,664.00  
 
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  Focal Length  
 
 
  40mm  
 
  20mm  
 
  50mm  
 
  75mm  
 
  100mm  
 
  35mm+50mm+75mm  
 
  35+50+75+100+135+1.25x adapter  
 
 
 
 
  Lens Format Coverage  
 
 
  Anamorphic  
 
  Anamorphic  
 
  Full Frame  
 
  Full Frame  
 
  Full Frame  
 
  Full Frame  
 
  Full Frame  
 
 
 
 
  Aperture  
 
 
  T1.8-T22  
 
  T1.8-T22  
 
  T1.8-T22  
 
  T1.8-T22  
 
  T1.8-T22  
 
  T2.9-T16  
 
  T2.9-T16  
 
 
 
 
  Focus Type  
 
 
  Auto Focus  
 
  Auto Focus  
 
  Auto Focus  
 
  Auto Focus  
 
  Auto Focus  
 
  Manual Focus  
 
  Manual Focus  
 
 
 
 
  Mount Type  
 
 
  E/ X/ MFT/ Z  
 
  E/ X/ MFT/ Z  
 
  E/Z/L  
 
  E/Z/L  
 
  E/Z/L  
 
  E/ L/ RF/ X/ Z/ DL  
 
  E/ L /RF/ Z