The Evolution of Autofocus - Canon EOS R vs Sony a7 III vs Panasonic G9
Comparing the technology behind autofocus systems like Canon's Dual Pixel AF in the new EOS R, the hybrid phase-detection in the Sony a7 III, & the Depth from Defocus Contrast Detection found in the Panasonic Lumix G9. ? Thanks for watching! Please like, comment, & subscribe. ============================= Table of Contents: ============================= 0:00 - Intro 1:20 - Misconception: Everyone Thinks Contrast Detection is Bad 2:04 - How Phase Detection Autofocus Works 2:55 - How Contrast Detection Autofocus Works 3:50 - Ways Contrast Detection Is Better Than Phase Detection 4:45 - Ways Phase Detection Is Better Than Contrast Detection 4:54 - The Pulsing You See with Contrast Detection 5:43 - How Mirrorless Cameras Handle This Differently 6:43 - How Camera Makers Decided to Solve These Problems 6:51 - Solution #1: Hybrid AF & How It Works 7:30 - Solution #2: Dual Pixel CMOS AF & How It's Different 8:28 - Shortcomings of Canon's Dual Pixel AF 8:47 - How the EOS R Addresses These Issues 9:10 - Why Dual Pixel Is the Best for Video 9:42 - Why the Modern Hybrid AF Systems (Sony) Are My Favourite 10:10 - But the Panasonic G9 Is Still Faster because of DFD 10:20 - Solution #3: What is Depth from Defocus & How It Works 11:42 - The Limitations of Depth from Defocus 12:33 - Why Some Lenses Perform Better Than Others 13:00 - The Importance of Autofocus Points & Coverage 14:13 - Why You Shouldn't Use Focus & Recompose 15:42 - Practical Applications: Which AF System to Use When 17:22 - Final Thoughts - Most Autofocus Systems Are Great Get your Canon EOS R at Camera Canada: https://goo.gl/AE4Efj ============================= Gear I Use to Make Videos: ============================= https://kit.co/GeraldUndone/youtube-video-gear ============================= Best Deals for Camera Gear ============================= Gear Focus Marketplace: https://geni.us/gearfocusGU Amazon Top Deals: https://amzn.to/3d9tdT4 B&H Deal Zone: https://bhpho.to/2SCDrnj ============================= Music: ============================= I use Artlist for my background music needs. Use this link to get two extra months when signing up: http://bit.ly/2TV5sYT ============================= Follow Me: ============================= Twitter: https://twitter.com/GeraldUndone Instagram: https://www.instagram.com/geraldundone Discord: https://discord.gg/xT2HNKw ============================= Patreon & PayPal: ============================= If you wish to support the channel monetarily, you can use my Patreon page here: https://www.patreon.com/GeraldUndone Or directly via PayPal here: https://www.paypal.me/geraldundone This is appreciated, but unnecessary, and no content will ever be behind a paywall. ============================= Affiliate Links: ============================= Some of the links in my video descriptions are affiliate links, which means at no extra cost to you, I will make a small commission if you click them and make a qualifying purchase. If you have a different purchase in mind, you can also use these storewide links below. ? Amazon: http://geni.us/1m1G32 ? B&H Photo: https://bhpho.to/2MYRKBE ============================= Recommended Channel Tools: ============================= ? Closed captioning provided by ONEXTRA: https://onextra.ca ? If you're a fellow YouTuber, I highly recommend you try TubeBuddy. It's helped my channel immensely: https://www.tubebuddy.com/pricing?a=Undone ============================= #dualpixel #autofocus #EOSR
Comparing the technology behind autofocus systems like Canon's Dual Pixel AF in the new EOS R, the hybrid phase-detection in the Sony a7 III, & the Depth from Defocus Contrast Detection found in the Panasonic Lumix G9. ? Thanks for watching! Please like, comment, & subscribe. ============================= Table of Contents: ============================= 0:00 - Intro 1:20 - Misconception: Everyone Thinks Contrast Detection is Bad 2:04 - How Phase Detection Autofocus Works 2:55 - How Contrast Detection Autofocus Works 3:50 - Ways Contrast Detection Is Better Than Phase Detection 4:45 - Ways Phase Detection Is Better Than Contrast Detection 4:54 - The Pulsing You See with Contrast Detection 5:43 - How Mirrorless Cameras Handle This Differently 6:43 - How Camera Makers Decided to Solve These Problems 6:51 - Solution #1: Hybrid AF & How It Works 7:30 - Solution #2: Dual Pixel CMOS AF & How It's Different 8:28 - Shortcomings of Canon's Dual Pixel AF 8:47 - How the EOS R Addresses These Issues 9:10 - Why Dual Pixel Is the Best for Video 9:42 - Why the Modern Hybrid AF Systems (Sony) Are My Favourite 10:10 - But the Panasonic G9 Is Still Faster because of DFD 10:20 - Solution #3: What is Depth from Defocus & How It Works 11:42 - The Limitations of Depth from Defocus 12:33 - Why Some Lenses Perform Better Than Others 13:00 - The Importance of Autofocus Points & Coverage 14:13 - Why You Shouldn't Use Focus & Recompose 15:42 - Practical Applications: Which AF System to Use When 17:22 - Final Thoughts - Most Autofocus Systems Are Great Get your Canon EOS R at Camera Canada: https://goo.gl/AE4Efj ============================= Gear I Use to Make Videos: ============================= https://kit.co/GeraldUndone/youtube-video-gear ============================= Best Deals for Camera Gear ============================= Gear Focus Marketplace: https://geni.us/gearfocusGU Amazon Top Deals: https://amzn.to/3d9tdT4 B&H Deal Zone: https://bhpho.to/2SCDrnj ============================= Music: ============================= I use Artlist for my background music needs. Use this link to get two extra months when signing up: http://bit.ly/2TV5sYT ============================= Follow Me: ============================= Twitter: https://twitter.com/GeraldUndone Instagram: https://www.instagram.com/geraldundone Discord: https://discord.gg/xT2HNKw ============================= Patreon & PayPal: ============================= If you wish to support the channel monetarily, you can use my Patreon page here: https://www.patreon.com/GeraldUndone Or directly via PayPal here: https://www.paypal.me/geraldundone This is appreciated, but unnecessary, and no content will ever be behind a paywall. ============================= Affiliate Links: ============================= Some of the links in my video descriptions are affiliate links, which means at no extra cost to you, I will make a small commission if you click them and make a qualifying purchase. If you have a different purchase in mind, you can also use these storewide links below. ? Amazon: http://geni.us/1m1G32 ? B&H Photo: https://bhpho.to/2MYRKBE ============================= Recommended Channel Tools: ============================= ? Closed captioning provided by ONEXTRA: https://onextra.ca ? If you're a fellow YouTuber, I highly recommend you try TubeBuddy. It's helped my channel immensely: https://www.tubebuddy.com/pricing?a=Undone ============================= #dualpixel #autofocus #EOSR