specifications:
Focal length: 35-105mm
Aperture ratio: 1:3.5
Lens construction: 13 groups, 15 elements
Coating: S. S. C. (super spectra coating)
Angles of view: Diagonal 63° - 23° 20' Vertical: 38° - 13° Horizontal: 54° - 19° 20'
Distance scale: (m) 1.5 (Magnification 0.03X at 35mm, 0.08X at 105mm) to 20.OO; (ft) 5 to 70.OO
Macro mechanism: Rotation of the zooming ring into the macro range while pushing the macro conversion button on the zooming ring.
Focusing mechanism: Rotation of front lens group; Zooming: Rotation of zooming ring; Minimum aperture: f/22. A
Diaphragm: Automatic
Filter size: 72 mm
Hood: BW-72B
Length x max. diameter: 108.4mm x 76.5mm
Weight: 600g

The lens maintains a relatively large maximum aperture of f/3.5 throughout the zoom range. A macro mechanism permits close-ups at its extreme 35mm focal length end with a minimum film-to-subject distance of 30cm.

Compact and lightweight, it weighs only 600 grams and it zooms over a broad range of focal lengths, from wide-angle to intermediate telephoto.