Optics | Digital | Lenses | Leica | Secondhand | Astronomical
Lenses Home
Canon LensesMacro, Shift, Tele-Converter, Telephoto, Wide & Standard, Zoom
Nikon LensesMacro, Shift, Tele-Converter, Telephoto, Wide & Standard, Zoom
Olympus Lenses
Sony Lenses
Sigma LensesMacro, Telephoto, Tele-Converter, Tele Zoom, Wide Standard, Wide Zoom
Tamron Lenses
Tokina Lenses
Leica LensesM System
FiltersBy Size, Hoya, Hoya Super HMC Pro, Sigma EX, Leica
Light Meters
Canon AccessoriesGrips, Lens Accessories, Off Camera Flash, Remotes
Nikon Accessories
Used Cameras & LensesCanon, Minolta/Sony, Medium Format, Nikon, Olympus, Pentax, Miscellaneous
Lenses Clearance
ACE Home
Ace takes security very seriously
The 2x EX is placed in the same way and it allows the photographer to use the 70-200mm f/2.8 lens as a 140-400mm f/5.6 telephoto zoom lens, and the 300mm f/2.8 lens as a 600mm f/5.6 ultra telephoto lens.
Testimonials
