280mm f/2.8 APO-Telyt-R Module: Difference between revisions
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(New page: 450px| *'''Leica Order No.''' - 11 846 / '''LLC''' - 199 *'''Era''' 1996-Current / '''Serial Nos.''' - *'''Lens mount''' - LEICA R quick-change bayonet for LE...) |
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*'''Leica Order No.''' - 11 846 / '''LLC''' - 199 | *'''Leica Order No.''' - 11 846 / '''LLC''' - 199 | ||
*'''Era''' 1996- | *'''Era''' 1996-2009 / '''Serial Nos.''' - | ||
*'''Lens mount''' - LEICA R | *'''Lens mount''' - LEICA R-bayonet for LEICA [[R3]] to LEICA [[R9]] with mechanical, and, for LEICA [[R8]]/[[R9]], additional electronic exposure control | ||
*'''Number of lenses/groups''' - 8/7 | *'''Number of lenses/groups''' - 8 / 7 | ||
*'''Focusing range''' - 2 m / 6.6 ft < ∞ can be focused beyond infinity, focusing does not have to be corrected for IR-photography | *'''Focusing range''' - 2 m / 6.6 ft < ∞ can be focused beyond infinity, focusing does not have to be corrected for IR-photography | ||
*'''Aperture''' - 2.8 > 22 - Preset diaphragm with clickstops (including half values), Fully automatic diaphragm | *'''Aperture''' - f/2.8 > f/22 - Preset diaphragm with clickstops (including half values), Fully automatic diaphragm | ||
*'''Smallest object field/Largest reproduction ratio''' - 206 mm x 310 mm / 1:6.1 | *'''Smallest object field/Largest reproduction ratio''' - 206 mm x 310 mm / 1:6.1 | ||
Revision as of 15:35, 18 August 2009
- Leica Order No. - 11 846 / LLC - 199
- Era 1996-2009 / Serial Nos. -
- Lens mount - LEICA R-bayonet for LEICA R3 to LEICA R9 with mechanical, and, for LEICA R8/R9, additional electronic exposure control
- Number of lenses/groups - 8 / 7
- Focusing range - 2 m / 6.6 ft < ∞ can be focused beyond infinity, focusing does not have to be corrected for IR-photography
- Aperture - f/2.8 > f/22 - Preset diaphragm with clickstops (including half values), Fully automatic diaphragm
- Smallest object field/Largest reproduction ratio - 206 mm x 310 mm / 1:6.1
- Angle of view (diagonal, horizontal, vertical) - 8.8°, 7.4°, 4.9°
- Position of entrance pupil - 408 mm / 16.0 in (related to the first lens surface in light direction)
- Scales - Combined meter/feet graduation
- Filter mount/Lens hood - Series 6 filters in filter drawer / Built-in, telescopic, rubber-armored front edge
- Accessories - APO-EXTENDER-R 2x
- Viewfinder - Camera viewfinder
- Materials - optical glass
- Focal length - 280 mm / 11.0 in
- Length to bayonet flange - 276 mm / 10.9 in
- Largest diameter - 125 mm /4.9 in
- Weight - 3,740 g / 8.25 lb
- Inscription -
