Lenses

Understanding how lenses work will benefit your photography immensely.

Common terms are...

• Depth of field
• Hyperfocal distance
• Focal length
• F-Stop

Different types of lenses are...

• Wide-angle lens
• Fish-eye
• Macro
• Portrait Lens

You might add a lens accessory like..

• filter
• extension tube
• diopter lens

Lenses may have problems like...

• an Aberration
• Flare
• Pincushion Distortion
• Barrel Distortion

Technical

• Achromat
• Achromatic doublet
• Apochromat
• Concave lens
• Convex lens
• Meniscus Lens