DIY Autofocus Calibration Target
As much as I swore off AF testing and calibrating, I’m back at it again. This time I’ve decided to forgo the sheet paper targets and build a target similar to the Lens Align. Now obviously, if you don’t want to spend the time building a target, a Lens Align is, to my knowledge, the […]
Auto Focus Micro Adjustments Using Live View
The traditional process of AF adjustment is complicated and requires skill and guesswork in interpreting the results. However, there is an alternative method that works just as well and requires a whole lot less guess work, so long as your camera has live view.
Autofocus Testing and Microadjustments, Round 2
Today concluded round 2 of serious focus testing. What’s different this time from the last? A new target, a new alignment strategy, and some new results. Last time I looked at autofocus, I had enough problems focusing fast lenses that I was growing concerned that there was either a systematic design flaw or similar error […]