Three diffraction patterns, in and out of focus, generated by a Bahtinov focusing mask.
Three diffraction patterns, in and out of focus, generated by a Bahtinov focusing mask.
Bahtinov Mask Image
When you want to see the stars, find someplace dark
Three diffraction patterns, in and out of focus, generated by a Bahtinov focusing mask.
Three diffraction patterns, in and out of focus, generated by a Bahtinov focusing mask.