At last! Aperture, f/numbers and depth of field explained in a way that makes sense! We look at understanding 'Av mode' / 'A mode' on your camera, some common issues and problems, how to get the best blurry background for portrait photos and a deep depth of field for landscapes, finishing with practical session #2. This is lecture #5 in my free 10-part photography course online to help you learn photography and take better photos! Enjoy, thumbs-up & subscribe! Previously $480, this hugely-popular photography course by award-winning Australian Geographic photographer Chris Bray is now online for FREE as a ten-part series with over a million views and growing! Subscribe to be alerted when the next video is released. Don't forget to watch the earlier videos in this series and get the photography course handbook and summary clip cards (or the iBook and app versions) on our website too, along with loads of free photography tips and tutorials, or even join us on one of our small-group photography tours to the world's most amazing places every year, away from the crowds, including Alaska, Kenya, Galapagos, the Amazon, Iceland, Greenland, Patagonia, Namibia, Botswana, Tasmania, Christmas Island, Norway and more, with me or my friendly staff there helping you learn more and take the best photos possible while also having an unforgettable holiday! LINKS: Website: https://ChrisBrayPhotography.com/ Course iBook: https://geo.itunes.apple.com/us/book/photography-handbook/id1451057151?mt=11&at=1010lRm5 Summary Clip Cards App (iOS): https://itunes.apple.com/us/app/camera-cards/id1452583031?mt=8 Summary Clip Cards App (android): https://play.google.com/store/apps/details?id=com.clicks Full Course Playlist:    • Photography Made Easy - Complete Cour...   If you found this video helpful, please do help me share it by at least giving it a thumbs-up and maybe even subscribe and tell your friends so I can keep them FREE!!! Thanks very much - I really appreciate it. You could even give me a small donation which would be wonderful: https://paypal.me/chrisbrayphotography