Prime & Zoom lenses

Prime & Zoom Lens

Prime lens have fixed focal length, as opposed to zoom lens which is variable. 

The main advantages of a prime lens are:

• Sharper (manufacturer can design lens specifically arround one focal length to make it the sharpest image possible.)
• Faster Aperture (even low cost lens can have apetures down to F1.4)
• Lower Cost
• More Portable (light weight lens, however you may need to carry more than one!)

and the Advantages of Zoom lens are:

• Versatility (range of shots can be WS to ECU) 
• Ease of Use (no need to keep changing lens for each shot type)
• Specialty Shots (Zoom in/out)