Sirui IronStar IRON-35-N 35mm
Combining a 1.5x anamorphic squeeze, constant T1.9 aperture, and 16-blade iris delivers oval bokeh and neutral flares on full-frame sensors. Interchangeable ARRI PL and Canon EF mounts, 270° focus rotation, and 0.8 MOD gears seamlessly integrate with follow-focus systems. This lens is ideal for independent filmmakers seeking clean, modern anamorphic widescreen footage free from heavy vintage tinting.
Focal length 35mm
Aperture 16
Mount Interchangeable Mount with Included ARRI PL/Canon EF
Weight 998 g
lens type prime
40 Overall Score
Price ¥0
No listings available
Snapshot
Pros & Cons
Pros
- Strong optical (78th percentile) 78th
Cons
- Below average build (14th percentile)
- Below average versatility (34th percentile)
What owners think
The proof
Performance
Specifications
Full Specifications
Optics
| Type | prime |
| Focal Length Min | 35 |
| Focal Length Max | 35 |
| Elements | 20 |
| Groups | 16 |
Aperture
| Max Aperture | 16 |
| Min Aperture | 1.9 |
| Constant | Yes |
| Diaphragm Blades | 16 |
Build
| Mount | Interchangeable Mount with Included ARRI PL/Canon EF |
| Format | full-frame |
| Weight | 1.0 kg / 2.2 lbs |
| Filter Thread | 92 |
AF & Stabilization
| Stabilization | No |
Focus
| Min Focus Distance | 650 |
| Max Magnification | 1:23.26 |
vs Competition
| Spec | Sirui IronStar IRON-35-N 35mm | Canon RF RF28-70mm F2.8 IS STM Macro | Sigma Contemporary 16-300mm f/3.5-6.7 DC OS | Tamron Di III-A 18-300mm f/3.5-6.3 Di III-A VC VXD | Nikon NIKKOR AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED VR | Panasonic LUMIX S S-R28200 |
|---|---|---|---|---|---|---|
| Focal Length | 35mm | 28-70mm | 16-300mm | 18-300mm | 16-85mm | 28-200mm |
| Max Aperture | 16 | 2.8 | f/3.5 | f/3.5 | f/3.5 | f/4 |
| Mount | Interchangeable Mount with Included ARRI PL/Canon EF | Canon RF | Sony E | Fuji X | Nikon F | L-Mount |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | true | true | false | false | true |
| Weight (g) | 998 | 495 | 615 | 92 | 59 | 413 |
| AF Type | - | STM | HLA | VXD linear motor | AF-S | Autofocus |
| Lens Type | prime | zoom | zoom | zoom | zoom | macro |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Stabilization |
|---|---|---|---|---|---|---|---|---|
| Sirui IronStar IRON-35-N 35mm | 55.1 | 64.8 | 14.4 | 45.8 | 77.6 | 52.3 | 34 | 35.8 |
| Canon RF RF28-70mm F2.8 IS STM Macro Compare | 86 | 88.2 | 67 | 77.7 | 84.5 | 86 | 77.4 | 98.2 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 55.1 | 86.6 | 57.6 | 86.7 | 98.9 | 79.9 | 99.6 | 99 |
| Tamron Di III-A 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.2 | 78 | 96.2 | 88.6 | 73.5 | 79.9 | 99.2 | 80.7 |
| Nikon NIKKOR AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED VR Compare | 55.1 | 78 | 98.5 | 59.9 | 64.2 | 79.9 | 94.2 | 92.3 |
| Panasonic LUMIX S S-R28200 Compare | 55.1 | 80.8 | 73.5 | 71.7 | 90.9 | 74.5 | 95.6 | 99.4 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
