I got my 300 f/4 today. I'm new to all this and learning from everyone here. These are all taken with a d300, 300 f/4, kenko 1.4x, and mono pod. Thanks for looking. Subscribe to see EXIF info for this image (if available) View attachment 219047 View attachment 219049 Since I'd asked about using this for birds and macro - One bird shot View attachment 219052 Thanks to everyone for your advice on this lens. I look forward to learning more about using it and my other equipment.