Is this a rocket launcher?

de netuliber

Nope. E (aproape) noul obiectiv de la Sigma. Mai precis Sigma 200-500mm F2.8 EX DG
Costa doar (si nu am pus pretul in ghilimele) 24.000 $.
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Focal length 200-500 mm (400-1000 with dedicated 2x extender)
Lens construction 17 elements in 13 groups
Number of Diaphragm Blades 9 blades
Angle of view 12º - 5º (on 35mm camera), 8º - 3º (on APS-C camera)
Max. Magnification 0.13x (1:7.7)
Maximum Aperture f/2.8
Minimum Aperture f/22
Image stabilization No
Autofocus Inner AF motor
Full Time Manual Focus Yes
Closest Focusing Distance 2 - 5 meters
Filter size 72 mm (Drop-In)
Dimensions (Diameter x Length) 236 x 726 mm
Weight 15700 g
Weather sealing No
Price $ 24000
Announced 2008
Accessories front and rear cap, fixed lens hood, Pelican 1780 case, dedicated 2x extender, shoulder strap, Li-ion battery BP-21, battery charger.