About Authors Changes Copyright Index References To Do WWW
Bodies Flashes Lenses Miscellaneous Power Technology Teleconverters
A* 300/2.8 ED [IF]

General Description

Product Information
Exact Namesmc PENTAX-A* 1:2.8 300mm ED(IF)
Years of Production1984 ~ 1998
Availabilityused, once in several years
Catalog Number24380
Sold with Hood
Sold with Casededicated trunk: no name

Technical Specifications

Optical Formula8 elements in 8 groups
Aperture Rangef/2.8 ~ f/32
Number of Aperture Blades8
Minimum Focusing Distance3.0 m
Maximum Magnificationunknown
Special Featuresextra-low dispersion element(s), internal focusing
Filter Diameter112 mm
Rear-Filter Diameter49 mm
Maximum Diameter133 mm
Length236 mm
Weight2970 g
Special Featurestripod collar
Capsoft leather tie-on cap, 134 mm
Fitting Hood(s)built-in hood
Fitting Case(s)dedicated trunk: no name