K 28/2

K 28/2

General Description

Product Variations
Exact Name SMC PENTAX 1:2/28 smc PENTAX 1:2 28mm
Color black black
Year of Introduction 1976 1977
Catalog Number 22941 22941
Sold with Hood
Sold with Case hard case: SMC PENTAX 2/28 hard case: SMC PENTAX 2/28

Technical Specifications

Optics
Optical Formula 9 elements in 8 groups
Aperture Range f/2 ~ f/22
Number of Aperture Blades 6
Minimum Focusing Distance 0.25 m
Maximum Magnification 0.13 X
Special Features floating elements
Mechanics
Filter Diameter 52 mm
Maximum Diameter 62.5 mm
Length 69 mm
Weight 423 g
Accessories
Cap plastic clip-on cap, 52 mm
Fitting Hood(s) clip-on hood: PH-S52
Fitting Case(s) hard case: SMC PENTAX 2/28