Back home in Jacksonville to an empty airport, I took one last picture to answer the most often asked question about GR2. Yes, it is carry-on friendly, domestic and worldwide. So travel hard. Despite the hassle, it’s still worth it. GR2_TSA compliant_carry-on Technical Details Camera: NIKON D90 Taken: March 13, 2011 Focal length: 25mm Aperture: f/4 Exposure: 1/40 second ISO: 1600