Leica R 28-90/2.8-4.5

Package Contents

Lens Caps, Soft Leather Case, Built-in Lens Hood, 3 Year USA Passport Warranty

Overview

A universal lens, which covers a broad range of focal lengths and yet is very fast. The optical design of the lens consists of 2 systems with 11 lens elementsin 8 groups. The first optical system controls the focusing. The second optical system includes the aperture while both systems move as the focal length is adjusted. The lens design includes the use of two aspherical lens surfaces and three elements with anomalous partial dispersion producing excellent optical performance throughout the focal length range. The lens hood is built in and retractable.

Features

• Significantly Extended Focal Length Range Allows You to Handle the Majority of Photographic Situations.
• Two Aspherical Surfaces.
• Diaphragm Setting: Preset Fully Automatic Diaphragm with Click-Stops, Including Half Values.
• Leica R Quick-Change Bayonet Mount for R3 to R9 Cameras and for R8 / R9 Cameras with Electronic Exposure Control.

Specifications

Closest Focusing Distance	Focusing Range: 0.6m ( 23.62 inches ) to Infinity.
Angle of view	Angle of view (diagonal, horizontal, vertical) @@ at 28mm: 73.4°, 63.6°, 44.9°. @@ at 90mm: 27.6°, 23.1°, 15.5°.
F stop range	f2.8 - 4.5 to f22.
Construction	11 Elements in 8 Groups.
Notes	Bayonet: Leica R Quick-Change Bayonet for R3 to R9 with Mechanical and for R8/R9, Additional Electronic Exposure Control, Lens Hood: Built-in, Extendible, Scalloped, Finish: Black Anodized.
Dimensions (Length x Diameter)	@@ Length from Bayonet Flange: 99mm (3.9") @@ Largest diameter: 80mm (3.2").
Weight	Approximately 740g ( 26.1 ounces ).
Filter Size	Internal Thread for Screw-in Type Filters, Size E67 ( 67mm ).