Footer

    Download on the App StoreGet it on Google Play

    About

    • About Us
    • Our Learning Services
    • Join Us
    • FAQ
    • Hot Tags

    Services

    • Pronunciation Challenge
    • Saved
    • Search Vocabulary
    • Blog

    Channels

    Levels

    • A1
    • A2
    • B1
    • B2
    • C1
    • C2

    Privacy˙Terms˙
    ©2026 VoiceTube Corporation. All rights reserved

    focal length

    US /ˈfokəl lɛŋkθ/

    ・

    UK /ˈfəʊkəl leŋθ/

    B1
    n.NounThe distance between the center of a lens or curved mirror and its focus.
    The focal length of this lens is 50mm.

    Video subtitles

    iPhone 15/15 Pro Impressions: Not Just USB-C!

    13:23iPhone 15/15 Pro Impressions: Not Just USB-C!
    • but where you can change your default focal length to be either 1X or 1.2X or 1.5X, for some reason.

      but where you can change your default focal length to be either 1X or 1.2X or 1.5X, for some reason.

    • So if you switch back to the camera app, that 1X button is now always going to take you to the new focal length that you've chosen.

      So if you switch back to the camera app, that 1X button is now always going to take you to the new focal length that you've chosen.

    B1

    Hidden Gem in the Canadian Rockies ⛰️ 📸 Photo Safari in Waterton Lakes w/ OM SYSTEM OM-1 Mark II

    17:51Hidden Gem in the Canadian Rockies ⛰️ 📸 Photo Safari in Waterton Lakes w/ OM SYSTEM OM-1 Mark II
    • It has a broad focal length, meaning you can shoot everything from landscapes to portraits, which we did.

      It has a broad focal length, meaning you can shoot everything from landscapes to portraits, which we did.

    • It has a broad focal length,

      It has a broad focal length,

    B1

    Blurry Pictures--What Causes Them and How to Get Sharp Photos!

    05:30Blurry Pictures--What Causes Them and How to Get Sharp Photos!
    • That's just a fancy schmancy way of saying that your shutter speed should be greater than your focal length.

      That's just a fancy schmancy way of saying that your shutter speed should be greater than your focal length.

    • An easy way to deal with this is to switch your camera to shutter priority mode, make sure that your shutter speed is your focal length or greater,

      An easy way to deal with this is to switch your camera to shutter priority mode, make sure that your shutter speed is your focal length or greater,

    B1

    iPhone 18 Pro + Fold Leaked! New Features Revealed!

    11:10iPhone 18 Pro + Fold Leaked! New Features Revealed!
    • So one report now says that Apple is planning to use a teleconverter as part of the iPhone 18 Pro telephoto camera, and essentially a teleconverter is this piece of equipment from traditional photography that you place in between the lens and the camera sensor to increase your effective focal length or overall zoom capability.

      So one report now says that Apple is planning to use a teleconverter as part of the iPhone 18 Pro telephoto camera, and essentially a teleconverter is this piece of equipment from traditional photography that you place in between the lens and the camera sensor to increase your effective focal length or overall zoom capability.

    • To increase your effective focal length or overall zoom capability.

      To increase your effective focal length or overall zoom capability.

    B1

    Timeline 1

    14:51Timeline 1
    • Let us save this scene and then we'll start setting it up to paint Okay, I'm gonna do just some general really quick stuff here This focal length is killing me.

      Let us save this scene and then we'll start setting it up to paint Okay, I'm gonna do just some general really quick stuff here This focal length is killing me.

    • Um, this focal length is killing me, so why don't we just do something like this?

      Um, this focal length is killing me, so why don't we just do something like this?

    B1

    The Luna Ultra Leaked Again: The Real Reason to Skip DJI.

    13:00The Luna Ultra Leaked Again: The Real Reason to Skip DJI.
    • The Luna Ultra pairs a 1-inch main sensor at f/1.8, approximately 18-20 mm equivalent focal length, with a secondary telephoto lens on a 1/1.3-inch sensor at approximately 70 mm equivalent.

      The Luna Ultra pairs a 1-inch main sensor at f/1.8, approximately 18-20 mm equivalent focal length, with a secondary telephoto lens on a 1/1.3-inch sensor at approximately 70 mm equivalent.

    • The Luna Ultra pairs a 1-inch main sensor at f/1.8, approximately 18-20 mm equivalent focal length, with a secondary telephoto lens on a 1/1.3-inch sensor at approximately 70 mm equivalent.

      The Luna Ultra pairs a 1-inch main sensor at f/1.8, approximately 18-20 mm equivalent focal length, with a secondary telephoto lens on a 1/1.3-inch sensor at approximately 70 mm equivalent.

    B2

    Solo Travel Photography Tips

    04:39Solo Travel Photography Tips
    • My tip number five is focal length and camera settings⏤28-millimeter versus 43-millimeter.

      My tip number five is focal length and camera settings⏤28-millimeter versus 43-millimeter.

    • The 28-millimeter focal length allows for a lot of room and opportunities to include things into a frame,

      The 28-millimeter focal length allows for a lot of room and opportunities to include things into a frame,

    A2

    How Soderbergh Elevates A (Minor) Scene

    08:57How Soderbergh Elevates A (Minor) Scene
    • Then we cut to Clarissa in shot two at a longer focal length, which gives us the sense of looking at her from afar, from Freddy's vantage.

      Then we cut to Clarissa in shot two at a longer focal length, which gives us the sense of looking at her from afar, from Freddy's vantage.

    • In the second close-up of Freddy, shot four, we're suddenly at a longer focal length, as if we're looking at him from afar, from the table, let's say, which makes us feel that we've moved over there.

      In the second close-up of Freddy, shot four, we're suddenly at a longer focal length, as if we're looking at him from afar, from the table, let's say, which makes us feel that we've moved over there.

    B1

    Photography Tutorial - Depth of field explained (shallow vs deep)

    10:12Photography Tutorial - Depth of field explained (shallow vs deep)
    • It has a fixed aperture, and it has a very particular focal length.

      It has a fixed aperture, and it has a very particular focal length.

    • It has a fixed aperture, and it has a very particular focal length.

      It has a fixed aperture, and it has a very particular focal length.

    B1

    The cheat code to cinematic videos on a budget.

    15:43The cheat code to cinematic videos on a budget.
    • The choice of focal length can be an important artistic choice, and

      The choice of focal length can be an important artistic choice, and

    • The choice of focal length can be an important artistic choice, and

      The choice of focal length can be an important artistic choice, and

    B1