Sigma 70-200mm f/2.8 APO EX DG HSM OS FLD Now Available For Pre Order

The Latest Sigma 70-200mm f/2.8 APO EX DG HSM OS FLD is Now Available For Pre Order at Amazon.Com Designed for use with full frame digital SLR cameras. May also be used with smaller APS-c size sensors with a corresponding effective increase in focal length to about 100 to 300mm with most cameras Offers Sigma’s [...]

Sigma’s new APO 50-500mm F4.5-6.3 DG OS HSM now available

Official Announcement were made March 19, 2010: The Sigma APO 50-500mm F4.5-6.3 DG OS HSM lenses are now available for purchase in Canon mounts through authorized Sigma dealers at the MSRP of $2,400. Nikon mounts will be available later this month, and they will be followed by Sigma, Pentax and Sony mounts in April. This [...]

Prime Lens? What are they?

I’ve noticed that a lot of people especially beginners and amateurs like me are confuse about prime lenses. Often they refer to zoom lenses with fix aperture as prime lenses, and some refer to Canon L lenses as prime lenses, so I decided to do a little research myself. Prime lens is a lens that [...]