90mm f/2.5 Summarit-M: Difference between revisions
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[[Image:M-90f25-c.jpg| | [[Image:M-90f25-c.jpg|400px|]] | ||
*'''Leica Order No.''' - 11 646 | *'''Leica Order No.''' - 11 646 | ||
*'''Era''' - Current | *'''Era''' - 2007-Current | ||
*''' | *'''Lens mount''' - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models | ||
*'''Number of lenses/groups''' - 5/4 | *'''Number of lenses/groups''' - 5/4 | ||
*''' | *'''Aperture''' - Setting/Function Preset, with click-stops, half values available ; Lowest value 16 | ||
*'''Focusing range''' - 1 m to ∞ | *'''Focusing range''' - 1 m / 3.28 ft to ∞ | ||
*'''Scales''' - Combined meter/feet graduation | *'''Scales''' - Combined meter/feet graduation | ||
*'''Smallest object field/Largest reproduction ratio''' - For 35 mm, approx. 213 x 320 mm /1:8.9 = for LEICA M8, approx. 160 x 240 mm /1:8.9 | *'''Smallest object field/Largest reproduction ratio''' - For 35 mm, approx. 213 x 320 mm /1:8.9 = for LEICA M8, approx. 160 x 240 mm /1:8.9 | ||
*''' | *'''Angle of view''' (diagonal, horizontal, vertical) - For 35 mm (24 x 36 mm) : 27 deg, 22.6 deg, 15.2 deg, - for LEICA M8 (18 x 27 mm) : 20.4 deg, 17.1 deg, 11.4 deg, corresponds to a focal length of approx. 120 mm with 35 mm-format | ||
*''' | *'''Position of entrance pupil''' - (from apex of 1st lens element) 54.8 mm | ||
*'''Filter mount/Lens hood''' - Non-rotating, internal thread for screw-on filters size E46, external thread for lens hood, protection ring for external thread included in delivery, lens hood available as accessory | *'''Filter mount/Lens hood''' - Non-rotating, internal thread for screw-on filters size E46, external thread for lens hood, protection ring for external thread included in delivery, lens hood available as accessory | ||
*'''Viewfinder''' - Camera viewfinder | *'''Viewfinder''' - Camera viewfinder | ||
*'''Material''' - Anodized aluminum, brass and optical glass | *'''Material''' - Anodized aluminum, brass and optical glass | ||
*'''Length to bayonet flange''' - approx. 66.5 mm | *'''Length to bayonet flange''' - approx. 66.5 mm / 2.8 in | ||
*'''Largest diameter''' - approx. 55 mm | *'''Largest diameter''' - approx. 55 mm / 2.17 in | ||
*'''Weight''' - approx. 360 g | *'''Weight''' - approx. 360 g / 12.7 oz | ||
*'''Inscription''' - | |||
Revision as of 13:07, 4 January 2009
- Leica Order No. - 11 646
- Era - 2007-Current
- Lens mount - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
- Number of lenses/groups - 5/4
- Aperture - Setting/Function Preset, with click-stops, half values available ; Lowest value 16
- Focusing range - 1 m / 3.28 ft to ∞
- Scales - Combined meter/feet graduation
- Smallest object field/Largest reproduction ratio - For 35 mm, approx. 213 x 320 mm /1:8.9 = for LEICA M8, approx. 160 x 240 mm /1:8.9
- Angle of view (diagonal, horizontal, vertical) - For 35 mm (24 x 36 mm) : 27 deg, 22.6 deg, 15.2 deg, - for LEICA M8 (18 x 27 mm) : 20.4 deg, 17.1 deg, 11.4 deg, corresponds to a focal length of approx. 120 mm with 35 mm-format
- Position of entrance pupil - (from apex of 1st lens element) 54.8 mm
- Filter mount/Lens hood - Non-rotating, internal thread for screw-on filters size E46, external thread for lens hood, protection ring for external thread included in delivery, lens hood available as accessory
- Viewfinder - Camera viewfinder
- Material - Anodized aluminum, brass and optical glass
- Length to bayonet flange - approx. 66.5 mm / 2.8 in
- Largest diameter - approx. 55 mm / 2.17 in
- Weight - approx. 360 g / 12.7 oz
- Inscription -
