From the NEJM:
The authors describe their technique:
When microscopy revealed a field of interest, the camera was placed about 0.5 to 1.0 cm over one of the eyepieces, allowing optimization of the image and light intensity by means of the camera’s digital display. The auto-focus and exposure features generally produced a circular image surrounded by a black rim…
Can’t wait to try this.
Hat tip Pediatric Nephrology