Neewer

Neewer LS-43 1.55X Anamorphic Lens 17mm Thread Phone Cage

3.7 (76 reviews)

Capture cinematic 2.4:1 widescreen footage with signature blue flare using this 1.55X anamorphic lens for smartphones.

$59.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Neewer LS-43 is a 1.55X anamorphic lens designed to bring true cinematic widescreen filming to smartphone videographers. By optically compressing a wider horizontal field of view onto your phone's sensor, it captures 110% more width than a standard lens and produces footage in a 2.4:1 aspect ratio — the same ultra-wide format used in Hollywood productions. The lens also introduces a characteristic blue anamorphic flare when light sources hit the glass, adding an organic, filmic quality that is difficult to replicate with digital effects alone. It pairs with apps like Blackmagic Camera and Filmic Pro that support anamorphic desqueeze for accurate real-time monitoring.

The LS-43 mounts via a 17mm thread interface, compatible with a variety of phone cages, cases, and clamps available for popular iPhone and Samsung Galaxy models. A 43-to-67mm step-up adapter ring is included, opening up access to the vast ecosystem of 67mm camera filters — ND, variable ND, CPL, and UV — for even greater creative control on location. Proper alignment is straightforward: keep the scale mark at the top and the blue mark horizontal during landscape shooting to avoid deformation. While some phone models may exhibit slight vignetting at the edges, this is easily addressed by tightening the lens or applying a minimal 1.1x zoom. For best results when shooting handheld, pairing the lens with a gimbal or stabilizer and using a fast shutter speed will minimize rolling shutter artifacts.

Key Features

【2.4:1 Ultra Wide Aspect Ratio & Blue Glare】 Turn your phone into a video pro with the anamorphic lens for a 110% wider field of view and a 2.4:1 cinematic aspect ratio via 1.55x compression, and add retro blue brushed glare in bright light. Compatible with Blackmagic Camera or Filmic Pro app

【For 17mm Thread Phone Cage/Phone Case/Phone Clamp】 The lens cannot be used directly and needs to be used with a 17mm thread phone cage/phone case/phone clamp accessories(not included), making it compatible with iPhone 16 15 Pro Max Plus 14 13 12 Mini XR X XS (please disable macro function); compatible with Samsung Galaxy S24 Ultra S23 S22 (please disable focus enhancement). For quality photography and filming. Note: Not compatible with M-mount/T-mount

【67mm Lens Filter Adapter Ring】 Comes with a 43mm external thread that can attach to the included 43 to 67mm lens filter adapter ring to accommodate more universal 67mm camera filters like ND, VND, CPL, UV and effect filters (not included) for more professional shooting

【How to use】 Please mount the lens on main camera. When rotating to adjust horizontal shootings, keep the lens scale mark at the top and the lens blue mark horizontal to avoid deformation. Remove vignetting by slightly adjusting the lens left and right. Note: Before use, please clean the main camera and additional cameras of your phone. Vignetting may occur depending on phone models. In this case, please tighten the lens or zoom the camera magnification to 1.1x or more

【How to Deal with Rolling Shutter and Jello Effect】 1. Consider using a tripod, gimbal, or stabilizer, and opting for a fast shutter speed. 2. Compatible with Adobe Premiere Pro's Rolling Shutter Repair, compatible with Adobe After Effects' RSMB plugin, and compatible with VirtualDub's Deshaker filter for post editing

Specifications

Brand
Neewer
Model
LS-43
Lens Type
Anamorphic
Compression
1.55X
Aspect Ratio
2.4:1
Field of View Increase
110%
Flare Characteristic
Blue
Mount Thread
17mm
External Thread
43mm
Filter Adapter
43mm to 67mm (Included)
Compatible Mounts
17mm Thread Phone Cage/Case/Clamp (Not Included)
App Compatibility
Blackmagic Camera, Filmic Pro

Pros & Cons

👍 Pros

  • 1.55X anamorphic compression delivers a true 2.4:1 cinematic widescreen aspect ratio
  • Produces distinctive blue anamorphic flare for a professional film look
  • Included 43-to-67mm adapter ring allows use of standard camera filters
  • Compatible with a wide range of iPhone and Samsung Galaxy models
  • Compact and lightweight enough for handheld, gimbal, or tripod shooting

👎 Cons

  • Requires a separate 17mm threaded phone cage or case that is not included
  • Some phone models may experience vignetting that requires zoom adjustment to correct
  • Rolling shutter and jello effect can occur without a stabilizer or fast shutter speed
  • Macro function on iPhones and focus enhancement on Samsung must be manually disabled
  • Not compatible with M-mount or T-mount lens systems

Frequently Asked Questions

No, the lens requires a 17mm threaded phone cage, phone case, or phone clamp (sold separately) to mount onto your smartphone. It is not compatible with M-mount or T-mount systems.
The lens is compatible with Blackmagic Camera and Filmic Pro, both of which support anamorphic desqueeze settings to correctly display the 2.4:1 aspect ratio during recording.
Vignetting can occur depending on your phone model. You can reduce it by tightening the lens mount or zooming the camera magnification to 1.1x or more to eliminate dark corners.
Yes, the lens has a 43mm external thread and includes a 43-to-67mm adapter ring, allowing you to attach standard 67mm filters such as ND, VND, CPL, or UV filters.
Keep the lens scale mark at the top and the blue mark horizontal when shooting in landscape orientation. This proper alignment prevents warping and deformation in your footage.