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F 17-28/3.5-4.5 Fish-Eye

General Description

The diagonal FOV of this lens varies between 180° (at 17 mm) and 90° (at 28 mm).;

Product Information
Exact Namesmc PENTAX-F FISH-EYE 1:3.5-4.5 17-28mm
Years of Production1995 ~ 2004
Availabilityused, several times a year
Catalog Number27000
Sold with Hood
Sold with Casesoft case: S80-80

Technical Specifications

Optical Formula9 elements in 7 groups
Aperture Rangef/3.5 (4.5) ~ f/22 (32)
Number of Aperture Blades6
Minimum Focusing Distance0.45 m
Maximum Magnification0.07 X
Special Featuresfish-eye lens
Front-Filter Threadno
Maximum Diameter65 mm
Length61 mm
Weight255 g
Capplastic slip-on cap, 51 mm
Fitting Hood(s)not applicable
Fitting Case(s)soft case: S80-80