Viltrox AF 27mm f/1.2 Pro
Summary
The Viltrox AF 27mm f/1.2 Pro is a strong optical performer — a standard prime (41mm equivalent) with f/1.2 maximum aperture. The lens is priced at approximately ~$750 USD. Please check the official product page for sample images, manuals, and firmware updates.
Genre Suitability
- Excellent for: Street, Portrait, Sport, Wildlife
- Adequate for: Nightscape, Landscape, Architecture, Travel
- Avoid for: Macro
Strengths
- Exceptionally smooth bokeh
- Weather-sealed construction
- Fast linear motor autofocus
Weaknesses
- Noticeable vignetting wide open
Specifications 20/20
| Optical construction | 15 elements in 11 groups (1 aspherical, 2 ED, 5 HR) |
| Coating | HD Nano multilayer coating |
| Focal length | 27mm |
| Max aperture | f/1.2 |
| Sweet spot | f/2.8 |
| Aperture blades | 13 (circular) |
| Sunstar points | 26 (soft — circular blades) |
| Max magnification | 0.17x |
| Min focus distance | 280mm |
| AF motor | LM |
| OIS | No |
| Weather sealed | Yes |
| Aperture ring | Yes |
| Clickless aperture | No |
| Focus ring | Yes |
| Focus by wire | Yes |
| Distance scale | No |
| Rotating front | No |
| Tripod mount | No |
| Weight | 560g |
| Diameter | 73.7mm |
| Length | 74mm |
| Filter thread | 67mm |
| Year | 2023 |
Optical Quality 14/14
| Center (wide open) | 1.5 |
| Corner (wide open) | 1.0 |
| Center (stopped) | 2.0 |
| Corner (stopped) | 1.0 |
| Coma | 1.0 |
| Astigmatism | 1.0 |
| Spherical aberration | 1.0 |
| Longitudinal CA | 2.0 |
| Lateral CA | 2.0 |
| Distortion | 1.0 |
| Vignetting (wide open) | 0.5 |
| Vignetting (stopped) | 1.5 |
| Bokeh | 2.0 |
| Flare resistance | 1.0 |
Sharpness
- Good center sharpness wide open
- Acceptable corner sharpness wide open
- Outstanding center resolution stopped down
- Acceptable corner sharpness stopped down
Aberrations
- Virtually no longitudinal chromatic aberration
- Negligible lateral chromatic aberration
- Moderate coma at the extreme corners
- Moderate astigmatism
- Moderate spherical aberration
Rendering
- Exceptionally smooth, creamy bokeh
- Noticeable vignetting wide open
- Vignetting clears well when stopped down
- Acceptable flare resistance with modern coatings
Distortion
- Moderate distortion, handled by camera profiles
All optical scores are based on lab measurements and field tests from trusted review sources. For details on how we score lenses, see our scoring methodology.
Genre Fit
~ Nightscape Photography 3/5
Nightscape Photography prioritizes coma control, astigmatism correction, and a fast aperture for short star exposures.
- Moderate coma at the extreme corners
- Moderate astigmatism
- Fast f/1.2 aperture
- Negligible lateral chromatic aberration
- Good center sharpness wide open
- Acceptable corner sharpness wide open
- Virtually no longitudinal chromatic aberration
- Noticeable vignetting wide open
- Moderate spherical aberration
~ Landscape Photography 3/5
Landscape Photography prioritizes corner-to-corner sharpness at stopped-down apertures and good flare resistance.
- Acceptable corner sharpness stopped down
- Outstanding center resolution stopped down
- Moderate distortion, handled by camera profiles
- Negligible lateral chromatic aberration
- Virtually no longitudinal chromatic aberration
- Vignetting clears well when stopped down
- Acceptable flare resistance with modern coatings
- Moderate astigmatism
- Moderate coma at the extreme corners
~ Architecture Photography 3/5
Architecture Photography prioritizes geometric precision with minimal distortion and even corner sharpness.
- Acceptable corner sharpness stopped down
- Outstanding center resolution stopped down
- Moderate distortion, handled by camera profiles
- Negligible lateral chromatic aberration
- Vignetting clears well when stopped down
- Acceptable flare resistance with modern coatings
✓ Street Photography 4.5/5
Street Photography prioritizes sharp stopped-down performance and a fast enough aperture for low light.
- Outstanding center resolution stopped down
- Fast f/1.2 aperture
- Good center sharpness wide open
- Acceptable flare resistance with modern coatings
- Virtually no longitudinal chromatic aberration
- Moderate coma at the extreme corners
~ Travel Photography 3/5
Travel Photography prioritizes balanced image quality in a lightweight package.
- Outstanding center resolution stopped down
- Heavy at 560g
- Fast f/1.2 aperture
- Acceptable flare resistance with modern coatings
- Virtually no longitudinal chromatic aberration
✓ Portrait Photography 4/5
Portrait Photography prioritizes smooth bokeh and critical center sharpness wide open for subject isolation.
- Exceptionally smooth, creamy bokeh
- Good center sharpness wide open
- Virtually no longitudinal chromatic aberration
- Moderate spherical aberration
- Noticeable vignetting wide open
✓ Sport Photography 4/5
Sport Photography prioritizes sharp wide-open center performance to freeze action at fast shutter speeds.
- Good center sharpness wide open
- Fast f/1.2 aperture
- Virtually no longitudinal chromatic aberration
- Negligible lateral chromatic aberration
✓ Wildlife Photography 4/5
Wildlife Photography prioritizes center sharpness across apertures for distant subjects.
- Good center sharpness wide open
- Outstanding center resolution stopped down
- Fast f/1.2 aperture
- Virtually no longitudinal chromatic aberration
- Negligible lateral chromatic aberration
✗ Macro Photography 2/5
Macro Photography prioritizes stopped-down center sharpness and high magnification for close-up detail.
- Outstanding center resolution stopped down
- Low magnification (0.17x)
- Moderate distortion, handled by camera profiles
- Negligible lateral chromatic aberration
- Virtually no longitudinal chromatic aberration
- Moderate spherical aberration
- Exceptionally smooth, creamy bokeh