Ultra compact apochromatic telephoto lens with a fast f2.8 maximum
aperture, and incorporates two extraordinary low dispersion glass
elements (abbe number 90.3), to reduce chromatic aberration to a
minimum. It incorporates internal focusing which enables responsive
and fast auto focus speed.
Minimizing Flare and Ghost.
This new lens has a special coating to reduce internal reflection
and minimize flare and ghost, which is a common problem with
digital cameras and also creates an optimum color balance.
Excellent image quality with ELD glass elements.
This lens uses two ELD glass elements reduce chromatic aberration
to a minimum and also ensure sharp, quality images of high
contrast.
Rear Filter.
A drop-in 46mm filter holder in the rear part of the lens barrel
can be rotated to facilitate the use of filters, including a
polarizing filter, in situ.
Inner Focusing System.
It also incorporates inner focusing system, which enables
responsive and fast auto focus speed. The overall length of the
lens does not change during focusing, ensuring convenient handling
and ease of use.
Optional APO Tele-Converter EX.
Simply adding an APO teleconverter (optional extra), means that
this lens can be used as a 420mm F4 AF ultra-telephoto lens with a
1.4X EX teleconverter, or a 600mm F5.6 AF ultra-telephoto lens with
a 2X teleconverter.
General
Lens
Diagonal Angle Of View (max): |
8.2 °
|
Diaphragm Blades: |
9
|
General Diameter: |
11.9
|
Magnification: |
1:7.5 x
|
Maximum Aperture: |
32
|
Minimum Focus Distance: |
2.5 m
|
Physical Specification
Filter Size: |
4.6
|
Weight (kg): |
2.4
|
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