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A 400/5.6

General Description

Product Information
Exact Namesmc PENTAX-A 1:5.6 400mm
Years of Production1984 ~ 2004
Availabilityused, several times a year
Sales Variations
Catalog Number2457024570
Sold with Hood
Sold with Casehard case: HE-300hard case: HE-330

Technical Specifications

Optical Formula7 elements in 6 groups
Aperture Rangef/5.6 ~ f/45
Number of Aperture Blades9
Minimum Focusing Distance2.8 m
Maximum Magnification0.21 X
Special Featuresfixed rear-element extension (FREE)
Filter Diameter77 mm
Maximum Diameter85 mm
Length277 mm
Weight1240 g
Special Featurestripod collar
Capplastic clip-on cap, 77 mm
Fitting Hood(s)built-in hood
Fitting Case(s)hard case: HE-300
hard case: HE-330