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M 100/2.8

General Description

Product Information
Exact Namesmc PENTAX-M 1:2.8 100mm
Colorblack
Years of Production1977 ~ 1984
Availabilityused, several times a month
Catalog Number23660
Sold with Hood
Sold with Casehard case: smc PENTAX 2.8/100

Technical Specifications

Optics
Optical Formula5 elements in 5 groups
Aperture Rangef/2.8 ~ f/22
Number of Aperture Blades6
Minimum Focusing Distance1.0 m
Maximum Magnificationunknown
Mechanics
Filter Diameter49 mm
Maximum Diameter63 mm
Length56 mm
Weight225 g
Accessories
Capplastic clip-on cap, 49 mm
Fitting Hood(s)screw-on hood: PH-R49
clip-on hood: SMC PENTAX 1:2 85mm 1:2.8-4 100mm
Fitting Case(s)hard case: smc PENTAX 2.8/100