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What is BACKGROUND COMPRESSION in photography - how to make the MOON APPEAR HUGE behind a building

In this video I talk about the math behind background compression in photography. Why it happens, what causes it and how to make moon large related to a building using background compression. If you're interested in more mathematical breakdowns about things in photography then definitely check out the following videos:
► • HOW CURVES ACTUALLY WO... - How CURVES adjustment works in Adobe Photoshop and Lightroom
► • MATH behind F STOP num... - Math behind F-stop numbers (aperture sizes) in cameras
ONLINE COMPUTATIONS WEBSITE
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CHAPTERS:
0:00 Intro
0:46 What influences the size of objects in frame
2:30 Background compression with long focal length
3:01 What actually causes background compression
5:24 Background compression in a human eye
6:50 How perceived size changes with the distance
9:01 Why relative size of objects changes with distance
9:48 Why do photographers use long focal lengths
11:33 Planning the perfect composition
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OTHER VIDEOS OF MINE:
► • How I plan MOON ALIGNM... - How EXACTLY do I plan my moon alignment photos
► • Shooting a FULL MOON a... - full moon behind an airplane taking off - VLOG
► • What's the best planni... - "PlanIt" awesome mobile app to plan your perfect shot!
► • The science behind COL... - how does "color balance" work in Photoshop (+ script to convert it to curves)
► • How to FOCUS ON FOREGR... - how to shoot for focus stacking HANDHELD!
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Пікірлер: 83

  • @111Makai111
    @111Makai1113 жыл бұрын

    Awesome explanation. Regards!

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Thanks - I appreciate the comment!

  • @peripeciasintothewild
    @peripeciasintothewild Жыл бұрын

    As a mathematician and amateur photographer, I really enjoyed this video !! Great explanation!

  • @mestresplinter2467

    @mestresplinter2467

    3 ай бұрын

    Excelent explanation, indeed

  • @ayushijha93
    @ayushijha933 жыл бұрын

    Most underrated video but one of the most exclusive one.🔥

  • @anthonyperkins1480
    @anthonyperkins14804 ай бұрын

    This is a bit technical but very interesting.

  • @leogift
    @leogift3 жыл бұрын

    Wish I had seen this before my ill-fated attempts to photograph the moon

  • @norbertpasztor5419
    @norbertpasztor54193 жыл бұрын

    NASA just released a new photograph shot from some satellite or something from behind the Moon so that the Earth looks way larger than it should be and Twitter went crazy about that it is "obviously" fake. They should see this video. Nice and clear explanation. Like

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Thanks!!

  • @meters_and_madness
    @meters_and_madness2 жыл бұрын

    Fantastic explanation. Another way to visualize this same principle is the different apparent motion of objects relative to your own when you're moving: traveling on the highway in a car, buildings and trees appear to fly by as you pass them but distant mountains barely seem to move. Given that you are traveling at a constant velocity, it should be described by that same curve you showed. Nearby objects would seem to move very fast while distant objects appear to move slower and slower but never actually reaching 0.

  • @Mr.Nefarioussness

    @Mr.Nefarioussness

    2 жыл бұрын

    Damn that was spot on

  • @anitechvault
    @anitechvault3 жыл бұрын

    8:45 Here a fun fact is that the shape of the earth surface is round so in photography or in telescopes we will miss the object but in a blank space this is true. Nice Explanation by the way.

  • @electrolyteblend

    @electrolyteblend

    2 жыл бұрын

    Actually I'm pretty sure the Earth is flat there buddy

  • @cevirthek262
    @cevirthek2623 жыл бұрын

    I don't do photography but this explained a lot. Thanks!

  • @RahulBedre
    @RahulBedre3 жыл бұрын

    explained crystal clear, examples were very helpful! :)

  • @PRospond
    @PRospond3 ай бұрын

    Good stuff Kamil. Great explanation and something to think about while setting a composition. 👍

  • @kamilkp

    @kamilkp

    3 ай бұрын

    Glad it was helpful!

  • @Ascard
    @Ascard2 жыл бұрын

    So well explained, thanks a lot!🔥

  • @tragicgame1829
    @tragicgame18292 жыл бұрын

    Finally a clear explanation. Thanks! 👍

  • @jackbusiness7879
    @jackbusiness7879 Жыл бұрын

    I learned things I never would have thought to think off, and I don’t even know how I got here but glad I did lol 😂. Thanks for vid man 🙏

  • @bhaveshrajput8865
    @bhaveshrajput8865 Жыл бұрын

    Excellent explaination, thanks.

  • @vivisantannafotografia3549
    @vivisantannafotografia35497 ай бұрын

    Perfect! thank you so much!

  • @fokjohnpainkiller
    @fokjohnpainkiller3 жыл бұрын

    Exactly what I was looking for. I had a hunch this was how it worked but it's nice to see it explained here!

  • @gainsboroo
    @gainsboroo3 жыл бұрын

    Very nice video and explanation. Thank you very much

  • @Hawkeyez202
    @Hawkeyez2023 жыл бұрын

    Very clear explanation. Many thanks.

  • @saramhassan1233
    @saramhassan12332 жыл бұрын

    Very well explained

  • @yawerwn
    @yawerwn3 жыл бұрын

    Thank you for this video. It helped me much

  • @kbruff2010
    @kbruff20102 жыл бұрын

    Thank you for this information

  • @Diecast.Empire
    @Diecast.Empire3 жыл бұрын

    Thanks for the explanation! 😁

  • @varadmahajan4
    @varadmahajan4 Жыл бұрын

    Beautiful explanation..Keep up the good work.

  • @timovirmavirta3560
    @timovirmavirta35602 жыл бұрын

    Super cool video Kamil !

  • @TownleysTravels
    @TownleysTravels Жыл бұрын

    I have always wondered how this works. Thanks for the vid - awesome explanation!

  • @pedoncule36
    @pedoncule363 жыл бұрын

    Brilliant explication !! Thanks a lot

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Thanks 🙂

  • @tafefe1230
    @tafefe12303 жыл бұрын

    Smart explanation. Thanks !

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Glad you liked it!

  • @GuillaumeM2
    @GuillaumeM23 жыл бұрын

    Interesting video! Great explanation :)

  • @jurrydevries4006
    @jurrydevries400611 ай бұрын

    Million thanks for clear explanation

  • @Rcassoramirez3
    @Rcassoramirez33 жыл бұрын

    Great explanation, man! Thank you.

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Glad you liked it! Thanks for the comment 😊

  • @eggs-benny
    @eggs-benny2 жыл бұрын

    Awesome explanation, thanks!

  • @krzemian
    @krzemian3 жыл бұрын

    Dzięk you, Kamil, really informative. Btw I've actually spent 5 years in Kraków

  • @vijhaib
    @vijhaib2 жыл бұрын

    Great video! Thank you!

  • @ElCidPhysics90
    @ElCidPhysics903 жыл бұрын

    Very nice.

  • @martinpucher8585
    @martinpucher85853 жыл бұрын

    Great video! Thanks!

  • @famofartists
    @famofartists Жыл бұрын

    wondering what formula they use to calculate the size of the stars , now im starting to suspect the size of sirus!

  • @fantouch
    @fantouch2 жыл бұрын

    how far away you must be from the subject regarding the focal length, example for the photo of the moon and eifel tower, if it was taken with a 600mm you must be XX km from the tower....... is there a rule or something?

  • @vlog_by_Sara_Hyari
    @vlog_by_Sara_Hyari Жыл бұрын

    Which lens for Canon Ef we can use to get these results ? Pleassssse

  • @LarryWolf1919
    @LarryWolf19192 жыл бұрын

    Just got my first DLSR entry camera. Watching some videos I came to the conclusion that photography is pure witchcraft. I love it

  • @kamilkp

    @kamilkp

    2 жыл бұрын

    Yeah! 😃

  • @jerrymr806
    @jerrymr80610 ай бұрын

    How do you get the foreground subject and the Moon to be in focus? if I focus on the foreground subject then the Moon is out of focus and if I focus on the Moon then the foreground subject is out of focus.....help!!!!

  • @kamilkp

    @kamilkp

    10 ай бұрын

    You may need to focus stack in that case

  • @Mr.Nefarioussness
    @Mr.Nefarioussness2 жыл бұрын

    That church looks so bad ass at sun down, it’s fruity during the day & serious during the night

  • @shubhangibhaskarwar2519
    @shubhangibhaskarwar2519 Жыл бұрын

    Is it possible using iphone

  • @happyblackout4485
    @happyblackout44853 жыл бұрын

    I’m a beginner btw) when I try to take a picture of the moon and a tree, the tree is usually out of focus and then when I focus the lens on the tree the moon is out of focus how do I make them both focused?

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Either go further back from the tree or close down the aperture. You need to have the tree past the hyperfocal distance. You can find it out in an app like „PlanIt”. Alternatively just take two photos and focus-stack them in photoshop. I have videos about PlanIt and focus-stacking on my channel as well!

  • @happyblackout4485

    @happyblackout4485

    3 жыл бұрын

    @@kamilkp oh I think I know what you mean like take one picture focused on the moon and the other focused on the tree or what ever I’m trying to take a picture

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Yes and merge them into one in Photoshop

  • @pruthuvanara1243
    @pruthuvanara12432 жыл бұрын

    I'm going to shoot moonrise from 3kms away on this supermoon. What Focal Length should I use ???

  • @kamilkp

    @kamilkp

    2 жыл бұрын

    Depends on your foreground but probably the longest you have

  • @toddyexplorer6882
    @toddyexplorer68823 жыл бұрын

    Great video, man. BTW, since focal length is crucial in background compression, does it mean it would be hard to achieve this kind of photography on a smartphone? I hope you could give some smartphone background compression tips if it is possible. Thanks, man! 🙂

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Thx! Well I know there are some lens addons that you can attach to a smartphone camera giving you a longer focal length - sort of. You could try that but don’t expect results on par with what can be achieved with a proper camera and lens

  • @toddyexplorer6882

    @toddyexplorer6882

    3 жыл бұрын

    @@kamilkp I do love photography. I do mobile photography for years now and I am still exploring the world of photography. So much satisfied with my Note 20 Ultra. However, there are some things only the pro camera can achieve. Maybe I have to start saving money for a pro camera now. Thanks for your videos, I will watch all of those to learn more. You deserve more subscriber. I am a subscriber of yours now. 🙂

  • @VitoPastore
    @VitoPastore3 жыл бұрын

    the picture you dont know where it was shot from, was taken from La Tour Montparnasse, a skyscraper (the onlyone in that direction) almost in front of Eiffe Tower but several blocks away. it a must location if you go to Paris, I went there in 2016 in my second visit to and the spot is great because you can obviously see the eiffel tower (if you are in the eiffel tower you cant see it, of course haha) and you can take a picture with a big sun behind the tower as you perfectly explain in your video, I would say if you are on a budget and you want to to see paris from above, go o this spot instead of the Eiffel tower. I have a picture from there at sunset and other that I took at night to the Notre dame cathedral from there in my instagram @vitopastorini , just in case you want to stop by my account and see them cheers from Chile!

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Thanks for pointing that out - I appreciate it very much. I will take a look at your insta for sure! I went to Paris once but it was like 15 years ago I was there with my parents and wasn’t much into photography back then 😅 I need to visit it again for sure! Thanks for the comment 😊

  • @e.h.5849
    @e.h.5849 Жыл бұрын

    what's up with this chromatic aberation in your video?

  • @xx_ghostie_xx2522
    @xx_ghostie_xx25222 жыл бұрын

    Before watching, I'll assume you stand so far that the building is smaller and the moon appears bigger and then you zoom in

  • @toolfankrk
    @toolfankrk3 жыл бұрын

    Pozdrowienia z Krakowa. Wlasnie zaczynam z tego typu fotografia. Pomocny filmek.

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    W Krakowie jest sporo ciekawych budnków dobrych do tego typu zdjęć. Np. klasztor Kamedułów - zobacz na mój instagram

  • @toolfankrk

    @toolfankrk

    3 жыл бұрын

    @@kamilkp była podjęta próba już ale dopiero powoli ogarniam photopillsa.. Także mam nadzieję że w krotce coś zacznie wychodzić.

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Potrzeba troche praktyki na pewno! Ja używam „PlanIt” - mam o tym film też: kzread.info/dash/bejne/lYKk2Kdtj9LRj8o.html

  • @vincebabkirk2893
    @vincebabkirk28933 жыл бұрын

    I haven't used PlanIt but I do use PhotoPills.

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Haven’t used it but I heard it’s also very good!

  • @mirko2481
    @mirko24813 жыл бұрын

    Yea but how do I actually do this photo ? I was expecting a demonstration.. do I need a telephoto lens ?

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    Long focal length and a lot of planning to be at the right place at the right time!

  • @joshuagharis9017
    @joshuagharis90172 жыл бұрын

    We're already far from the moon 🌙

  • @Hwoman1123
    @Hwoman1123 Жыл бұрын

    Not easy to understand for a layman

  • @fgb3126
    @fgb31263 жыл бұрын

    You are speaking too fast. If you slowed down by say 50% then what you are saying and what you are trying to communicate will be easier to understand. Why the rush?

  • @kamilkp

    @kamilkp

    3 жыл бұрын

    That’s just how I speak normally. You can set the playback speed on KZread to e.g. 75% speed - maybe that’d help!

  • @varunrajdpm
    @varunrajdpm3 жыл бұрын

    Did not see a moon in the whole video. It's like sitting in a maths class dump

  • @stettan1754
    @stettan17547 ай бұрын

    Sorry, gave up after 3 mins. You’re too wordy, just get to the point!

  • @noton2000
    @noton20003 жыл бұрын

    Lot of theory no practicals

  • @samwilson1903
    @samwilson19033 жыл бұрын

    i was not here to learn physics total time waste