Entry name: Citric Birefringence Final image: citric_birefringence_nosig.png Name: Aki Korhonen Nick: AK Entry info: Citric acid, Nikon Z6, Raynox DCR-150, Mitutoyo M Plan APO 10x, polarized light Explanation: Crystallized citric acid on a microscope slide between polarizing filters, photographed area roughly 3.6 mm wide Retouches: White balance, minor exposure tweak, rotated 180 degrees, cropped to 16:9, scaled to 1920x1080 RAW image file: original_AKZ_0184.NEF Straight JPG from RAW: original_AKZ_0185.jpg