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Price: 599.00 USD
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SIRUI 40mm T1.8 1.33X S35 Frame Autofocus Anamorphic Lens - Neutral / X
selector-root { /* display: none; */ } ร 1.33x S35 Frame Auto Focus Anamorphic Lens 20 / 40 mm T1.8 WATCH INTRO 1.33x S35 Frame Highlight Hear from the community 1.33x Constant Squeeze Ratio STM Auto Focus T1.8 Fast Aperture Blue Flare VS Neutral Flare Lightweight Distinctive Bokeh Two Focal Length Sets, One Consistent Spec Convenient Operation Highlight Hear from the community 1.33x Constant Squeeze Ratio STM Auto Focus T1.8 Fast Aperture Blue Flare VS Neutral Flare Lightweight Distinctive Bokeh Two Focal Length Sets, One Consistent Spec Convenient Operation Film in Motion Packing List Specs Reviews Highlight 1.33x Constant Squeeze Ratio STM Auto Focus Two Flare Styles T1.8 Fast Aperture Super 35 Lightweight Consistent in A Set Distinctive Bokeh Available in E/X/Z/L/MFT mounts Convinient Operation Hear from the community Pavel Kaplun photographer 157k subscribers "But I'd rather use this lens as a night lens. For example, I shot night scenes with this lens in Osaka, and I really liked the results. It looks like real cinema." RICH Photography videographer & creator 47.7k subscribers "Sirui has kept this kind of autofocus line still cinema based. The gears are still located in the same place between the 20 and the 40 mm." Wes Perry commercial photographer 38.7k subscribers "Overall, this is phenomenal lens when it comes to usability and handling. Compact size, keeps it real tight to the camera body, super easy to use on a gimbal, very tight center of gravity." Pascal Basel videographer 214k subscribers "The fact that Sirui brings out a second anamorphic autofocus lens relatively shortly after the initial one tells me that they are serious about it. What gives me hope that we will see more lenses like this in the future." 1.33x Constant Squeeze Ratio The lens will produce a wide-screen aspect ratio of 2.35:1 in 16:9 shooting mode. This dynamic capability transforms your visuals into a captivating cinematic experience, highlighting intricate details and delivering accurate colors that will engage your audience and elevate your productions to a professional standard. STM Auto Focus Advanced STM motor is added to achieve fast, accurate autofocus and eye focus, allowing you to focus on the subject during photo taking or follow the subject during video recording. Object Tracking Eye Focus T1.8 Fast Aperture T1.8 fast aperture, ensuring ample light transmission even in low-light conditions, providing extremely shallow depth of field and powerful bokeh effect to highlight the subject Blue Flare VS Neutral Flare Two flare styles for different shooting scenarios: Blue flare suits sci-fi, mystery, and music video scenes; Neutral flare adapts its color to the light source, ideal for commercial, interview, and emotional shoots. Blue Flare Neutral Flare Lightweight Compatible with gimbals, car rigs and suitable for handheld shooting. Car Handheld Gimbal Distinctive Bokeh The 40mm produces a distinctive hexagonal bokeh when wide open. Stopped down to T2.4, both the 20mm and 40mm shift into the signature 1.33x elliptical bokeh, delivering the classic anamorphic look. Bokeh Hexagonal Elliptical Bokeh Two Focal Length Sets, One Consistent Spec All lenses in the series feature identical gear positions, a uniform 77mm filter thread, and consistent color tones. This ensures effortless lens swapping, even when shooting with a gimbal, without the need for accessory readjustments. Convenient Operation Click ON/OFF Switch between clicked and declick aperture adjustment for greater flexibility in both photography and videography. AF/MF Button Quick switch between auto and manual focus with a single button to adapt to various shooting scenarios. AFL Button Available on E/L-Mount for the 20mm and E/L/Z/MFT mounts for the 40mm. One button locks the focus distance in place, preventing accidental shifts. 360ยฐ focus throws An extra-long focus throw delivers finer manual control for precise, accurate focusing every time. Electronic contact for EXIF transfer Built-in electronic contacts automatically transmit EXIF data for easy reference and management in post. Aluminum alloy shell A lightweight yet rugged aluminum alloy housing built to handle demanding shooting environments. Filter size 77mm Both focal lengths share the same 77mm filter thread, so you can use the same filters across lenses without buying extras. Firmware update via Type-C Update firmware easily through the USB-C port to unlock the latest features and performance improvements. Film in Motion Street Portrait Landscape Documentary Packing List Single Lens๏ผ20mm๏ผ Lens ร 1 Pouch x1 Rear Lens Cap x1 Front Lens Cap ร 1 Strap x 1 Warranty Card x 1 Single Lens๏ผ40mm๏ผ Lens x 1 Pouch ร 1 Rear Lens Cap ร 1 Front Lens Cap ร 1 Strap ร 1 Warranty Card x 1 Specifications Lens Model T1.8 1.33xAuto Focus Anamorphic Cine Lens 40mm T1.8 1.33xAuto Focus Anamorphic Cine Lens Lens Format Coverage S35/APS-C S35/APS-C Max Aperture T1.8 T1.8 Min Aperture T22 T22 Lens Structure 16 Elements
Product information updated: 22 Sep 2026
Disclaimer: Product information, including title, description, and images, is sourced/provided by our affiliate partner: SIRUI.
Disclaimer: Some of the links on this website are affiliate links, meaning we may earn a commission if you click through and make a purchase. This comes at no additional cost to you.
By clicking the button above, you acknowledge that you will be redirected to a third-party website and agree to their terms and conditions.
Product information, including title, description, and images, is sourced/provided by our affiliate partner: SIRUI.
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