21mm: Distortion
21mm Comparison: Distortion
Rollover the Canon full frame to reveal the Nikon shot.
There’s still some tricky waveform barrel distortion at work in the Canon shot: not significant enough to be a problem in most images, but just enough to push parallel lines out of true. The Nikon 17-35mm, however, has lost almost all of its simple barrel distortion by 21mm and is perfectly useable for critical architectural work with only modest correction.
Continue: 21mm / f5.6: Resolution
- 1. Introduction
- 2. 17mm / f2.8: Resolution
- 3. 17mm: Distortion & Aberration
- 4. 17mm / f5.6: Resolution
- 5. 17mm / f11: Resolution
- 6. 17mm / f16: Resolution
- 7. 21mm: Distortion
- 8. 21mm / f5.6: Resolution
- 9. 21mm / f11: Resolution
- 10. 28mm: Distortion
- 11. 28mm: Resolution
- 12. 35mm: Resolution & Distortion
- 13. Conclusion