21mm f/3.4 ASPH Super-Elmar-M: Difference between revisions
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m (Created page with "500px *'''Production era''' - 2011-current *'''Angle of view''' (diagonal, horizontal, vertical) **for 35mm (24 x 36 mm) - 91°, 80°, 59° **for M8 (1...") |
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*'''Production era''' - 2011-current | *'''Production era''' - 2011-current | ||
*'''Serial nos.''' - -4108622- | |||
*'''Angle of view''' (diagonal, horizontal, vertical) | *'''Angle of view''' (diagonal, horizontal, vertical) | ||
**for 35mm (24 x 36 mm) - 91°, 80°, 59° | **for 35mm (24 x 36 mm) - 91°, 80°, 59° | ||
Revision as of 14:02, 3 July 2011
- Production era - 2011-current
- Serial nos. - -4108622-
- Angle of view (diagonal, horizontal, vertical)
- for 35mm (24 x 36 mm) - 91°, 80°, 59°
- for M8 (18 x 27 mm) - 74°, 64°, 46° (Equivalent focal length : approx. 28 mm)
- Optical design
- Number of lenses/groups - 8 / 7 - Aspherical surfaces: 2
- Position of entrance pupil - 15.6 mm (related to the first lens surface in light direction)
- Distance setting
- Focus range - 0.7 m - ∞
- Scales - Combined meter /feet graduation
- Smallest object field - 706 mm x 1059 mm (35mm) / 530 mm x 795 mm (for M8)
- Largest reproduction ratio - 1 : 29.4
- Aperture
- Setting/Function - With click-stops, half values available, manual diaphragm
- Lowest value - f /16
- Bayonet - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
- Filter mount/Lens hood
- Non-rotating
- Female thread - for screw-on filters E46
- Male thread - with stop for lens hood (included in delivery)
- Dimension and weight
- Length - ca. 43 /55 mm (with /without Lens hood)
- Largest diameter - approx. 53mm
- Weight - approx. 279 g
- Inscription - LEICA SUPER-ELMAR-M 21mm 1 : 3.4 / 21 APSH. E46 4XXXXXX
- Source - Manufacturer's Technical Data 21 Jun 2011
