see also:

• Canon EF 200mm f/2.8L lenses
• Canon EF 200mm f/2L lens
• CanonEF70-200mmf4
• Canon EF lenses

• this lens comes in the lighter, less expensive non-IS version or the IS version
• this is a staple lens of the Canon pro photographer but it is big, heavy, expensive and white
• the non-IS version was introduced in 1995 to replace the 1989 80-200mm f/2.8 lens while the weathersealed IS version was added in 2001 and has slightly faster AF
• the Canon EF 70-200mm f/2.8L II released in 2010 to update the version I lens:
  • upgraded IS to “4EV”
  • improved optics for more detail on newer higher resolution sensors (version I not sharp enough)
  • improved AF
  • improved mechanical design
  • closer focus but image quality at these distances not as good
  • BUT bokeh said to be not as nice

• 70-200mm f/2.8 full frame
• 8 blades
• 18 elements in 15 groups incl. 4x UD
• 77mm filter
• internal focus and internal zoom
• close focus 1.5m giving 1:6.25 magnification
• USM AF with fulltime MF
• 85 x 194 mm
• 1370g with tripod collar (removable)
• ET-83II lens hood
• partly weathersealed - no seal at mount!

• 70-200mm f/2.8 full frame
• 8 rounded blades
• image stabiliser “2-3EV”
• 23 elements in 18 groups incl. 4x UD
• 77mm filter
• internal focus and internal zoom
• close focus 1.3m giving 1:5.9 magnification
• USM AF with fulltime MF
• 86 x 197 mm
• 1470g with tripod collar (removable)
• lens hood
• weathersealed

• 70-200mm f/2.8 full frame
• 8 rounded blades
• image stabiliser “3-4EV”
• 23 elements in 19 groups incl. 5x UD and 1x flourite
• 77mm filter
• internal focus and internal zoom
• close focus 1.2m giving 1:4.8 (0.21x) magnification
• USM AF with fulltime MF
• 89 x 199 mm
• 1490g with tripod collar (removable)
• ET-87 lens hood
• fully weathersealed

• http://www.kenrockwell.com/canon/lenses/70-200mm-f28.htm
  • nice bokeh wide open at 200mm but not as good at 70mm
  • image gets larger as focused more closely
  • some barrel distortion at 70mm and some pincushion distortion at 200mm
• Photozone.de
  • 0.6EV vignetting at 200mm
  • sharp wide open but sharpest at f/4-5.6
  • 0.6px lat. CSA at 70mm improved at 200mm
• http://slrgear.com/reviews/showproduct.php/product/72

• http://www.the-digital-picture.com/Reviews/Canon-EF-70-200mm-f-2.8-L-IS-USM-Lens-Review.aspx

• http://www.kenrockwell.com/canon/lenses/70-200mm-f28-is-ii.htm
• dpreview
  • “relatively harsh rendition of out-of-focus areas of the image”
  • “somewhat susceptible to flare with direct light sources in or close to the frame”
  • “inconvenient design of tripod mount ring (can't be detached without taking lens off camera)”
  • “relatively unimpressive image quality at close focus distances”
• Photozone.de
  • 1.3EV vignetting at 200mm
  • very sharp wide open but sharper at f/4-f/5.6 much better than version I esp. at 200mm
  • 0.7px lat. CA at 70mm less at 200mm
  • bokeh not as nice as a prime and some cat's eye in corners wide open
  • good long. CA