GLOBAL DYNAMICS UNITED Armored RF-50-AL 50mm
Encasing the Canon RF 50mm f/1.8's optics in a machined billet 6061 aluminum housing, it retains STM autofocus while withstanding drone and vehicle mounting impacts without adding excess weight at 340g. The design removes external switches and the focus ring entirely, integrating a bolted anodized red metal lens hood for a snag-free, armor-clad profile. This lens is best for aerial cinematographers and vehicle-mounted camera operators who need a lightweight, nearly indestructible prime for high-vibration environments.
Snapshot
The proof
Performance
Specifications
Full Specifications
Optics
| Type | Prime |
| Focal Length Min | 50 |
| Focal Length Max | 50 |
| Elements | 6 |
| Groups | 5 |
Aperture
| Max Aperture | f/22 |
| Min Aperture | f/1.8 |
| Constant | Yes |
| Diaphragm Blades | 7 |
Build
| Mount | Canon RF |
| Format | full-frame |
| Weather Sealed | No |
| Weight | 0.3 kg / 0.7 lbs |
| Filter Thread | 43 |
AF & Stabilization
| AF Type | STM |
| Stabilization | No |
Focus
| Min Focus Distance | 300 |
vs Competition
| Spec | GLOBAL DYNAMICS UNITED Armored RF-50-AL 50mm | Tamron Di III VC 28-300mm f/4-7.1 VXD | Sigma Contemporary 18-50mm f/2.8 DC DN | Nikon NIKKOR Z 17-28mm f/2.8 | Panasonic Leica DG Vario-Elmarit H-ES12035 | Sony E 18-135mm f/3.5-5.6 OSS |
|---|---|---|---|---|---|---|
| Focal Length | 50mm | 28-300mm | 18-50mm | 17-28mm | 12-35mm | 18-135mm |
| Max Aperture | f/22 | f/4 | f/2.8 | f/2.8 | f/2.8 | f/3.5 |
| Mount | Canon RF | Sony E | Sony E | Nikon Z | Micro Four Thirds | Sony E |
| Stabilization | false | true | false | false | true | true |
| Weather Sealed | false | true | true | true | true | false |
| Weight (g) | 340 | 590 | 290 | 450 | 306 | 326 |
| AF Type | STM | VXD linear motor | stepping motor | Stepping Motor | Autofocus | Linear motor |
| Lens Type | prime | zoom | zoom | zoom | zoom | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | AF | Bokeh | Build | Macro | Optical | Aperture | Versatility | Stabilization |
|---|---|---|---|---|---|---|---|---|
| GLOBAL DYNAMICS UNITED Armored RF-50-AL 50mm | 86.8 | 13.2 | 70.5 | 71.4 | 1.5 | 20.2 | 33.6 | 36.8 |
| Tamron Di III VC 28-300mm f/4-7.1 VXD Compare | 98 | 77.9 | 65.1 | 85.8 | 96.7 | 66 | 97.7 | 82.4 |
| Sigma Contemporary 18-50mm f/2.8 DC DN Compare | 86.8 | 81.8 | 86 | 91.7 | 82.2 | 83.9 | 78.6 | 36.8 |
| Nikon NIKKOR Z 17-28mm f/2.8 Compare | 86.8 | 87 | 75.1 | 85.8 | 88.2 | 83.9 | 68 | 36.8 |
| Panasonic Leica DG Vario-Elmarit H-ES12035 Compare | 53.9 | 81.8 | 85.4 | 51 | 86.5 | 83.9 | 80.6 | 96.9 |
| Sony E 18-135mm f/3.5-5.6 OSS Compare | 98 | 75.4 | 72.4 | 40.3 | 78.5 | 77.3 | 95.8 | 82.4 |
Price
Value & Pricing
B&H Photo 1 offer From $499
We started tracking prices for this product on May 30, 2026. The chart appears once we have more data.