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Canon EF 70-200mm f/2.8 L IS USM - îáçîð îò Andy Westlake íà www.dpreview.com

Canon EF 70-200mm f/2.8 L IS USM -  îáçîð îò Andy Westlake íà www.dpreview.com

Canon EF 70-200mm f/2.8 L IS USM -  îáçîð îò Andy Westlake íà www.dpreview.com

 îáçîðå ïðîâîäèòñÿ ñðàâíåíèå ñ ëèíçàìè Canon, Nikon, Sigma and Tamron 70-200mm F2.8.

Îòìå÷àåòñÿ, ÷òî àíàëîãè÷íàÿ ëèíçà Íèêîí áîëåå îðèåíòèðîâàíà íà êðîïíóòûå êàìåðû, òîãäà êàê Êýíîí íà ÔÔ.

 

Canon 70-200mm F2.8 L IS USM

Nikon AF-S VR 70-200mm
F2.8 G

Sigma 70-200mm 1:2.8 EX DG Apo Macro HSM II

Tamron 70-200mm 1:2.8 Di LD (IF) Macro
Street price$1700$1625$800$700
Date introducedAugust 2001April 2003
December 2007
February 2008
Maximum format size35mm full frame35mm full frame35mm full frame35mm full frame
Focal length70-200mm70-200mm70-200mm70-200mm
35mm equivalent focal length
(APS-C)
112-320mm105-300mm

105-300mm (1.5x)
112-320mm (1.6x)

105-300mm (1.5x)
112-320mm (1.6x)

Diagonal Angle of view (FF)

34º - 12º

34º - 12º34º - 12º34º - 12º
Diagonal Angle of view (APS-C)

23º - 8º

23º - 8º23º - 8º23º - 8º
Maximum apertureF2.8F2.8F2.8F2.8
Minimum apertureF32F22F22F32
Lens Construction

• 23 elements/ 18 groups
• 4 UD elements

• 21 elements/15 groups
• 5 ED elements

• 18 elements/15 groups
• 2 ELD elements
• 2 SLD elements

• 19 elements/16 groups
• 3LD elements

Number of diaphragm blades

8, rounded

9, rounded99, rounded
Minimum focus1.4m1.5m1m0.9m
Maximum magnification

0.17x at 200mm

0.16x at 200mm0.28x at 200mm0.32x at 200mm
AF motor type• Ring-type ultrasonic
• Full-time manual focus
• Ring-type ultrasonic
• Full-time manual focus
• Ring-type ultrasonic
• Full-time manual focus
• Micro motor
• Manual focus clutch
Focus methodInternalInternalInternalInternal
Zoom methodInternalInternalInternalInternal
Image stabilization

• 3 stops
• Dual mode - Normal and panning

• 3 stops
• Auto panning detection
• Active mode

• None• None
Filter thread• 77mm
• Does not rotate on focus
• 77mm
• Does not rotate on focus
• 77mm
• Does not rotate on focus
• 77mm
• Does not rotate on focus
Supplied accessories

Front and rear caps
• ET-86 Hood
• LZ1324 Soft Case

Front and rear caps
• HB-29 Hood
• CL-L2 Soft Case
Front and rear caps
• Lens Hood
• Soft Case
Front and rear caps
• Lens Hood
• Soft Case
Optional accessories
   
Weight1570 g (55.4 oz)1470g (51.8 oz)1390g (49.0 oz)1330g (46.9 oz)
Dimensions86.2 mm diameter x 197 mm length
(3.4 x 7.8 in)
87mm diameter x 215mm length
(3.4 x 8.5 in)
86.6mm diameter x 184mm length
(3.4 x 7.2 in)
89.5mm diameter x 194.3mm length
(3.5 x 7.6 in)
Lens MountCanon EF onlyNikon F onlyCanon, Nikon, Olympus, Pentax, SonyCanon, Nikon, Pentax, Sony

Other

Ïîäðîáíîñòè çäåñü.

• Dust and moisture sealing
• Supplies distance information for E-TTL II flash metering

• Dust and moisture sealing
• Reports focus distance information to camera body
• Three AF stop buttons

  


| 17.05.2008 09:21