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M 40-80/2.8-4

General Description

Product Information
Exact Namesmc PENTAX-M ZOOM 1:2.8~4 40~80mm
Years of Production1980 ~ 1984
Availabilityused, several times a month
Catalog Number27867
Sold with Hood
Sold with Case

Technical Specifications

Optical Formula7 elements in 7 groups
Aperture Rangef/2.8 (4) ~ f/22 (32)
Number of Aperture Blades7
Minimum Focusing Distance1.2 m
Maximum Magnificationunknown
Filter Diameter49 mm
Maximum Diameter66 mm
Length76 mm
Weight395 g
Capplastic clip-on cap, 49 mm
Fitting Hood(s)screw-on hood: RH-R49
Fitting Case(s)hard case: SMC PENTAX ZOOM 2.8/40~4/80