The advantages with a SLR camera:
- Viewing System. What
you see is what you get (WYSIWYG), if you forgot the lens
cap, you can't view your subject, same like put special
filter in front of the lens, it show you what your subject
look like on film.
- Interchangeable Lenses.
You can selects as many lenses as you can afforded, from
full circle fisheye lens to super telephoto lenses, from
macro/micro close-up lenses to (PC)
Perspective Control / (TS)
Tilt-Shift lenses. Some cameras maker offer Medical / Dental
Lens.
- Depth-of-Field Pre-View.
Some advanced cameras, offer its users a DOF Pre-View
button. You can press this DOF Pre-View button, to stop down the
diaphragm, so you can see the depth-of-field at taking
aperture. Or you can select your aperture on the basic of
desired depth-of-field.
Note: Check with your
camera operation manual, some cameras may NOT
have a DOF
Pre-View Button
The pictures below show how Depth-Of-Field
work.
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