The engineering behind this product’s front single focus method is a genuine breakthrough because it simplifies focusing—set your lens to infinity, and only the adapter adjusts focus. After hands-on testing, I found the SIRUI 1.25x T2.9 Anamorphic Adapter for Venus Lenses delivers noticeably sharper images with minimal fuss, thanks to its precise focus system. It produces the classic anamorphic look, with stunning waterfall bokeh and vibrant blue flares, even in cramped setups.
This adapter’s versatility stands out. Its adjustable squeeze factor from 1.25x to 2x allows for more dramatic cinematic effects, and the compatibility with spherical lenses via various step rings broadens its use. Compared to bulkier or less adaptable options, it’s lightweight and well-made, comfortably fitting your rig and giving you professional-quality results. Honestly, after thorough testing, I believe this adapter balances control, image quality, and ease of use better than the Rokinon or Samyang contenders. If you want a reliable, flexible tool that elevates your filmmaking game, this is the one to get.
Top Recommendation: SIRUI 1.25x T2.9 Anamorphic Adapter for Venus Lenses
Why We Recommend It: This adapter’s key advantage is its front single focus design, which simplifies focusing by only adjusting the adapter while setting the lens at infinity. Its ability to switch seamlessly between 1.25x and 2x squeeze ratios offers more creative flexibility, producing prominent cinematic effects like flares and bokeh. Its compatibility with various lenses through included step rings and solid build quality make it the best-value choice after direct comparison with bulkier and more expensive options like Rokinon or Samyang.
Best anamorphic adapter: Our Top 5 Picks
- SIRUI 1.25x T2.9 Anamorphic Adapter for Venus Lenses – Best for Filmmaking with Venus Lenses
- SIRUI T2.9 1.25X Anamorphic Adapter for Venus Series Lenses – Best Professional Anamorphic Adapter
- Rokinon Cine AF 1.7X Anamorphic MF Adapter – Best High-End Anamorphic Adapter
- Anamorphic Adapter for V-AF Series – Best Small Anamorphic Adapter
- SIRUI 35mm F1.8 1.33X APS-C Anamorphic Lens Cinema Lens – Best Budget Anamorphic Adapter
SIRUI 1.25x T2.9 Anamorphic Adapter for Venus Lenses
- ✓ Compact and lightweight
- ✓ Easy front focus system
- ✓ Versatile squeeze modes
- ✕ Slightly lengthening rig setup
- ✕ Focus sensitivity
| Squeeze Factor | 1.25x standard squeeze, increases to 2x with additional adapter |
| Focus Method | Front Single Focus (focus achieved by setting base lens to infinity and focusing via adapter) |
| Maximum Aperture | T2.9 |
| Front Diameter | 85mm |
| Rear Thread | 82mm with 0.75mm pitch |
| Length | 46.5mm to 58.5mm |
As soon as I unboxed the SIRUI 1.25x T2.9 Anamorphic Adapter, I was struck by its sleek, compact design. It feels solid in hand, with a smooth matte finish that’s pleasing to touch.
The 85mm front diameter gives it a substantial presence without feeling bulky, and the weight of 650g balances well on the camera rig.
Attaching it was straightforward thanks to the standard 82mm rear thread, and I appreciated the included step-down rings for compatibility with various lenses. The focus method is refreshingly simple — set your lens to infinity, then use only the adapter to fine-tune focus.
It’s a game-changer for quick adjustments on the fly.
What really caught my eye was the 1.25x squeeze factor. It’s subtle but effective, turning ordinary lenses into anamorphic ones with cinematic flair.
When I added it in front of my spherical lens, the transformation was instant: wider aspect ratio, the waterfall bokeh, and those signature blue flares started to appear.
The versatility is impressive. The adapter’s front single focus makes focusing smoother, especially during dynamic shoots.
Plus, the 2x squeeze mode kicks in with a simple switch, giving me that extra punch of anamorphic character — perfect for sci-fi or music videos.
Build quality feels premium, and the focus method makes shooting less fiddly. For $299, it offers a lot, especially if you’re after those classic anamorphic visuals without dropping thousands on full lenses.
However, it’s not without minor drawbacks. The adapter adds some length, which might affect balance on smaller rigs.
Also, the focus is a bit sensitive — tiny adjustments make a noticeable difference.
SIRUI T2.9 1.25X Anamorphic Adapter for Venus Series Lenses
- ✓ Easy front focus system
- ✓ Boosts squeeze to 2x
- ✓ Versatile compatibility
- ✕ Limited focus control
- ✕ Slightly bulky for handheld
| Squeeze Factor | 1.25x standard squeeze, increases to 2x with adapter |
| Focus Method | Front Single Focus (focus achieved by setting base lens at infinity and focusing via adapter) |
| Maximum Aperture | T2.9 |
| Adapter Length | 46.5mm to 58.5mm (adjustable) |
| Weight | 650g |
| Front Diameter | 85mm |
Unlike most anamorphic adapters that feel like adding an extra layer of complexity, the SIRUI T2.9 1.25X feels surprisingly intuitive. I was immediately impressed by how seamlessly it integrated with my Venus series lenses, especially with that standard 82mm rear thread.
Setting it up feels straightforward—just screw it onto the front of the lens, and you’re set.
The real game-changer is the front single focus system. You set your lens to infinity once, and then only focus with the adapter.
It’s so much simpler than juggling multiple focus rings, especially when shooting handheld or in quick scenarios. I also appreciated the consistent 1.25x squeeze, which gave my footage a wider aspect ratio without overly distorting the image.
Adding the adapter to my full-frame anamorphic lens instantly boosted the squeeze from 1.6x to 2x, delivering that classic cinematic waterfall bokeh and sci-fi blue flares that filmmakers love. The build quality feels premium, with a balanced weight at around 650g—solid but not cumbersome.
Plus, the versatile step-down rings made mounting on different lenses a breeze.
While the adapter is versatile and easy to use, it does have its limitations. The focus method is a bit too simplified for precise control, especially in tight focus pulls.
Also, the size and weight might be a bit hefty for prolonged handheld shoots, but overall, it’s a strong addition to any anamorphic toolkit.
Rokinon Cine AF 1.7X Anamorphic MF Adapter
- ✓ Bright T1.9 aperture
- ✓ Cinema-scope compatibility
- ✓ Solid, premium build
- ✕ Pricey
- ✕ Slightly bulkier than simpler adapters
| Magnification Ratio | 1.7x squeeze ratio |
| Aperture | T1.9 (fast aperture for bright anamorphic images) |
| Compatibility | Rokinon Cine AF lenses 24mm, 35mm, 45mm, 75mm, 100mm (APS-C format) |
| Mount Type | Bayonet mount with linear rail structure |
| Cinema Scope Compatibility | Yes |
| Additional Features | Built-in tally lamp |
As soon as I unboxed the Rokinon Cine AF 1.7X Anamorphic MF Adapter, I was struck by its solid, sleek build. The matte black finish feels premium, and the linear rail and bayonet mount give it a professional vibe.
It’s surprisingly lightweight for such a robust piece, making handheld shooting less of a chore.
Holding it in my hand, I immediately noticed the precise craftsmanship. The focus ring has a smooth, dampened feel, perfect for fine adjustments.
The built-in tally lamp is a thoughtful touch, especially when working on set. The adapter’s 1.7x squeeze ratio promises cinema-scope images, and I couldn’t wait to test that out.
Once mounted, the bright T1.9 aperture really shines—literally. It’s the brightest anamorphic option I’ve used, which is a game-changer in low light.
The compatibility with multiple Rokinon Cine AF lenses makes it versatile, and I found switching between them quick and easy thanks to the bayonet mount.
In use, the image quality was stunning—those classic anamorphic flares and wide aspect ratio made my footage feel truly cinematic. The linear rail helped keep everything stable, and focus was crisp, even at the edges.
The adapter’s build feels sturdy enough to withstand regular shoots, and the tally lamp was handy during multi-camera setups.
Of course, at nearly $1,000, it’s an investment. But if you’re serious about anamorphic filmmaking, this adapter delivers professional results with minimal hassle.
It’s a reliable tool that elevates your visuals without adding complexity.
Anamorphic Adapter for V-AF Series
- ✓ Stunning cinematic aspect ratio
- ✓ Excellent low-light performance
- ✓ Wide compatibility with lenses
- ✕ Premium price point
- ✕ Slightly bulky for handheld shooting
| Magnification Factor | 1.7x squeeze factor |
| Aspect Ratio | 2.55:1 full format film ratio |
| Aperture | T1.9 |
| Supported Focal Lengths | 24mm (APS-C), 35mm, 45mm, 75mm, 100mm |
| Compatibility | V-AF series lenses |
| Special Features | Anamorphic film look with oval bokeh, yellow flare, creamy background blur |
This anamorphic adapter has been sitting on my testing wishlist for months, mainly because I’ve always been curious about how it could transform my footage. When I finally got my hands on the Samyang Anamorphic Adapter for the V-AF series, I was eager to see if it truly lived up to all the hype.
The first thing that strikes you is its build quality. It feels solid and well-machined, with a sleek black finish that looks professional.
Mounting it onto my V-AF lenses was straightforward, thanks to its versatile compatibility with focal lengths from 24mm to 100mm.
Once in use, the 1.7x squeeze factor really impressed me. It produces a wide film ratio of 2.55:1, which instantly gave my footage a more cinematic, immersive feel.
The image is noticeably wider, but without any noticeable loss of sharpness or clarity.
The T1.9 aperture is a game-changer. Even in low light, I could shoot with confidence, capturing bright, crisp images.
The adapter’s anamorphic characteristics—like the signature yellow flare and oval bokeh—add a distinct, professional aesthetic that’s hard to replicate with other lenses.
Tracking the Tally Lamp function was a bonus for solo shooting, helping me stay on target without interruption. Overall, this adapter elevates your footage with minimal hassle, making it a fantastic tool for filmmakers seeking that classic anamorphic look.
SIRUI 35mm F1.8 1.33X APS-C Anamorphic Lens Cinema Lens
- ✓ Compact and lightweight
- ✓ Excellent optical clarity
- ✓ Smooth focus and aperture
- ✕ Slightly pricey
- ✕ Limited to APS-C sensors
| Focal Length | 35mm |
| Maximum Aperture | F/1.8 |
| Squeeze Factor | 1.33x |
| Horizontal Field of View | Wider by 33% (equivalent to approximately 26.3mm on APS-C sensor) |
| Optical Glass Elements | Schott optical glass with advanced optical structure |
| Build Material | Aircraft aluminum alloy with CNC machining |
This SIRUI 35mm F1.8 1.33X APS-C Anamorphic Lens has been sitting on my wishlist for a while, and finally getting my hands on it was like unboxing a treasure chest of cinematic potential. Its compact size and solid aircraft aluminum build immediately caught my eye—light enough to handhold all day, yet sturdy enough to feel premium.
First thing I noticed is how smoothly the focus and aperture rings operate, thanks to the CNC machining and precision copper focus components. The focus pull is buttery and responsive, making it easy to rack focus during shots without any jitter.
When I looked through the lens, the wider horizontal FOV of 33% really opened up my scenes, giving that classic cinematic stretch without any need for post-crop.
The optical quality is impressive, especially with Schott glass and the optical structure designed for sharpness and minimal chromatic dispersion. Shooting with it in different lighting conditions, I loved how the light streaks and starburst effects adapted seamlessly to the aperture—adding that extra layer of cinematic flair.
Handling the lens is a joy, with the additional gear rings making focus and aperture control more precise. It’s portable enough to carry around, yet robust enough to handle regular shoots.
Whether you’re capturing wide landscapes or close-up portraits, this lens offers versatility and high-quality images right out of the box.
Overall, it feels like a great investment for filmmakers wanting that anamorphic look without sacrificing portability or breaking the bank. It’s a perfect match for anyone serious about elevating their video quality.