400mm f/4 APO-Telyt-R Module: Difference between revisions
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[[Image:R-telyt4f4.jpg| | [[Image:R-telyt4f4.jpg|350px|]] | ||
*'''Leica Order No.''' - 11 857 / '''LLC''' - 199 | *'''Leica Order No.''' - 11 857 / '''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''' - 9/7 | *'''Number of lenses/groups''' - 9 / 7 | ||
*'''Focusing range''' - 2.15 m / 7 ft < ∞ can be focused beyond infinity, focusing does not have to be corrected for IR-photography | *'''Focusing range''' - 2.15 m / 7 ft < ∞ can be focused beyond infinity, focusing does not have to be corrected for IR-photography | ||
*'''Aperture''' - 4 > 22 - Preset diaphragm with clickstops (including half values), Fully automatic diaphragm | *'''Aperture''' - f/4 > f/22 - Preset diaphragm with clickstops (including half values), Fully automatic diaphragm | ||
*'''Smallest object field/Largest reproduction ratio''' - 75 mm x 113 mm / 1:3.1 | *'''Smallest object field/Largest reproduction ratio''' - 75 mm x 113 mm / 1:3.1 | ||
Revision as of 15:32, 18 August 2009
- Leica Order No. - 11 857 / 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 - 9 / 7
- Focusing range - 2.15 m / 7 ft < ∞ can be focused beyond infinity, focusing does not have to be corrected for IR-photography
- Aperture - f/4 > f/22 - Preset diaphragm with clickstops (including half values), Fully automatic diaphragm
- Smallest object field/Largest reproduction ratio - 75 mm x 113 mm / 1:3.1
- Angle of view (diagonal, horizontal, vertical) - 6.2°, 5.2°, 3.4°
- Position of entrance pupil - 420 mm / 12.6 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 - 394 mm / 15.5 in
- Length to bayonet flange - 314 mm / 12.4 in
- Largest diameter - 125 mm /4.9 in
- Weight - 3,860 g / 8.5 lb
- Inscription -
