Join Ben Long for an in-depth discussion in this video Changing lenses, part of Foundations of Photography: Lenses.
One of the great advantages of an SLR is that you can change the lens.…This affords you a tremendous level of creative and technical flexibility.…You can choose lenses that offer different fields of view, more or less…magnification, better image quality, the ability to shoot at lower light, and on and on and on.…Changing lens is fairly simple but there are a couple of things that you…should keep in mind.…First, you don't want to drop anything and so I am going to show you some…techniques to try and help you keep from doing that.…Second, you want to move kind of quickly, because once you take the lens off, …the image sensor in your camera is exposed and you don't want dust and…stuff getting on there.…
So, here's a Canon SLR.…All SLRs are going to have a lens release button on them of some kind.…You can press and hold that while you twist the lens off.…Before I do that though, I want to put my lens cap on, because as I take the…lens off, I am going to be handling it.…Odds are I am not going to scratch or break anything but I just don't want…
- Understanding field of view and camera position
- Depth of field and lens choice
- How to choose a lens
- Examining lens features
- Using specialized lenses such as fisheye and tilt/shift lenses
- Focusing techniques
- Using filters
- Camera maintenance
Skill Level Beginner
Foundations of Photography: Exposurewith Ben Long3h 24m Appropriate for all
Foundations of Photography: Compositionwith Ben Long5h 29m Intermediate
Douglas Kirkland on Photography: A Photographer's Eyewith Douglas Kirkland41m 55s Appropriate for all
2. What Is a Lens?
3. Focal Length, Camera Position, and Composition
4. Depth of Field
5. Choosing a Lens
6. Advanced Autofocus
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