Lens Focus Calibration Tool And Alignment Ruler Folding Card Set 28x18 Cm Pack Of 2 For AF Check And Precise Focusing Perfect For Snaps Portraits And Macro Photography
✔️ 28.1x18 cm white calibration ruler, 2-pack for AF Fine Tune
This compact ruler helps you verify autofocus accuracy and is handy for camera-lens AF calibration, especially with shallow depth of field. Use it to measure how far off the focus is for a given camera and lens combination, then adjust AF micro-adjustment settings on supported cameras (Nikon AF Fine Tune; Canon/Sony AF Micro Adjustment) to align sharpness with the 0 mark.
✅ Size: 28.1 x 18 cm
✅ Color: White with Black Markings
✅ Package: 2 x Lens Focus Calibration Card
✅ How to use: Mount camera on tripod, focus on QR-Code in center, shoot at widest aperture, compare sharpness at the '0' mark
💡 What is a lens focus calibration tool used for in photography?
This handy device helps you verify autofocus accuracy across camera bodies and lenses, and guides AF adjustments to hit sharpest focus.
- Identify front or back focusing with your current camera-lens pairing
- Guide AF micro-adjustment to align sharpness with the 0 mark
- Works with Nikon AF Fine Tune or Canon/Sony AF Micro Adjustment when supported