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Two Leica lenses and a finder

By dpreview staff on Sep 14, 2006 at 16:00 GMT

Pre-Photokina 2006: To complement the new M8 Digital Rangefinder camera Leica has also today announced two new lenses and a new wide angle finder. New M series lenses are the Tri-Elmar-M 16-18-21 mm F4 ASPH and the Elmarit-M 28 mm F2.8 ASPH. The new Universal Wide Angle Finder M provides frames for 16, 18, 21, 24 and 28 mm and has a 0.28x magnification.

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Leica Tri-Elmar-M 16-18-21 mm F4 ASPH

  At 16 mm At 18 mm At 21 mm
Corresponding focal length with 35mm-format when used on the LEICA M8 21 mm 24 mm 28 mm
Angle of view (diagonal,
horizontal, vertical)
for 35 mm / 24x36mm
107°, 97°, 74° 100°, 90°, 67° 92°, 81°, 60°
Angle of view (diagonal,
horizontal, vertical)
for Leica M8 / 18x27mm
90°, 80°, 59° 84°, 74°, 53° 75°, 65°, 46°
Number of lenses / groups 10 / 7
Aspherical surfaces 2
Focusing range 0.5m to ∞, range from 0.5 to 0.7m separated by index
Scales Combined meter/feet graduation with uniform grey figures below 0.7m
Smallest object field / Largest reproduction ratio (for 35mm /24x36mm) 915 x 1373mm, approx. 1:38 833 x 1250mm, approx. 1:35 725 x 1087mm, approx. 1:30
Smallest object field / Largest reproduction ratio (for LEICA M8 /18x27mm) 688 x 1032mm, approx. 1:38 626 x 939mm, approx. 1:35 545 x 817mm, approx. 1:30
Aperture Setting / Function Preset, with click-stops, half values available
Lowest Aperture value 22
Lens mount Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
Filter mount Filter holder for E67 size filters (optionally available)
Lens hood Male thread, non-rotating and with stop for filter holder or lens hood, screw-on type lens hood (included in delivery)
Viewfinder Universal Wideangle Finder M with frames for 16, 18, 21, 24, and 28mm
Finish Black anodized
Length to bayonet flange Approx. 63 mm
Largest diameter Approx. 55 mm
Weight Approx. 350 g

Leica Elmarit-M 28 mm F2.8 ASPH

Corresponding focal length with 35mm-format when used on the LEICA M8 37 mm
Angle of view (diagonal,
horizontal, vertical)
for 35 mm / 24x36mm

75°, 65°, 46°

Angle of view (diagonal,
horizontal, vertical)
for Leica M8 / 18x27mm
60°, 51°, 36°
Number of lenses / groups 8 / 6
Aspherical surfaces 1
Focusing range 0.7m to ∞
Scales Combined meter/feet graduation
Smallest object field / Largest reproduction ratio (for 35mm /24x36mm) 533 x 800mm, approx. 1:22
Smallest object field / Largest reproduction ratio (for LEICA M8 /18x27mm) 400 x 600mm, approx. 1:22
Aperture Setting / Function Preset, with click-stops, half values available
Lowest Aperture value 22
Lens mount Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
Filter mount Internal thread for screw-on filters size E39,
non-rotating
Lens hood Snap-on type (supplied)
Viewfinder Camera viewfinder
Finish Black anodized
Length to bayonet flange Approx. 30/46 mm (with/without lens hood)
Largest diameter Approx. 52 mm
Weight Approx. 180 g

Leica Universal Wide Angle Finder M

Viewfinder optics Reverse Galileo telescope
Bright line frame optics Eyepiece optics with two positive elements and a spherical mirror. Frames are mirrored into the viewfinder image by a beamsplitter prism set.
Optical elements 1 aspherical lens element, 1 concave spherical mirror, lens elements with anomalous partial dispersion.
Frames For 16, 18, 21, 24, and 28mm, are mirrored in separately.
Parallax compensation From 0.5m to ∞ in 5 click-stop positions
Viewfinder magnification 0.28x
Spirit level Mirrored in, with fluorescent coating
Optimum interpupillary distance 15mm
Cameras which can be used All cameras with standard flash shoe
Housing Made of black anodized aluminum, aluminum foot with clamping nut.
Dimensions (DxWxH) Approx. 52mm x 70mm x 33/38mm (excl./incl. foot)
Weight Approx. 150g
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