Lens Calibration Tool, Field of View (FoV) Test Chart Folding Card, Pack of 2
- Multifunctional for Lens: Calibrate lens focus, measure the FoV and estimate the sharpness
- Easy to Use: Quick setup in seconds and measuring in minutes with the online video tutorial.
- A Handy Tool: Easily getting the Field of View of the lens without calculation
- Clean and Tidy: Foldable card style, folded and unwrapped repeatedly for quick setting and better storage
- Focus calibration, sharpness estimation and field of view quick measuring for M12, CS-Mount, C-Mount, and DSLR lenses
- 2*Foldable Lens Calibration Card