Picture of the lens
Overview
Manufacturer
Mount / Sensor Size
Keywords
Model ID
?
Announced
1/2008
Focus
Focal Length
800mm
Stabilization
Yes (4 stops)
Autofocus
Yes
Motor Type
Ring-type ultrasonic
Manual Focus Ring
Yes
DoF Scale
Yes
Distance Scale
Yes
Minimum Focus
6 m
Max Magnification
0.14 x
Aperture
Maximum
F5.6 (5 stops from F1.0)
Minimum
F32
Step Size
?
Blades
8
Aperture Ring
No
Dimension
Length
461 mm
Diameter
163 mm
Filter Diameter ø
52 mm
Weight
4500 g
Hood?
?
Tripod Collar?
Yes
Optics
Elements
18
Groups
14
Description
Super Spectra lens coatings 4 types of special optical elements: aspherical elements to correct spherical aberrations, and refracting Fluorite, UD and Super UD (ultra-low dispersion) elements
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