21mm f/1.4 ASPH Summilux-M
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- Leica Order No. - 11647
- Production era - 2008-Current
- Lens mount - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
- Number of lenses/groups - 10 /8
- Aperture - f/1.4-f/16
- Focusing range - 0.7 m / 2.3 ft < ∞
- Smallest object field - 685 mm x 1027 mm
- Reproduction ratio - 1:29
- Diaphragm setting / type - Manual with click-stops including half values
- Angle of view diagonal, horizontal, vertical - 92° / 81° / 59°
- Position of entrance pupil - 24.4 mm (related to the first lens surface in light direction)
- Scales - Combined meter/feet graduation
- Filter mount/Lens hood - Series filter VIII in lens hood
- Accessories - Hood: 12461 - Front cap: 14482
- Viewfinder - 12024 or 12025
- Materials - Anodized aluminum and optical glass
- Focal length - 21.6 mm
- Length to bayonet flange - length - 66 > 77 mm / 2.60 > 3.03 in (without > with lens hood)
- Largest diameter - approx. 69.5 mm / 2.74 in
- Weight - approx. 580 g / 20.46 oz
- Inscription - SUMMILUX-M 1:1.4/21 ASPH.
- Leica Tech Data - 21mm f/1.4 ASPH Summilux-M.pdf - courtesy Summilux.net
Comment
- On the street $US 6,995 in 2012
- Forum discussion
- Reviews
Leica 21mm f/1.4 ASPH. Summilux-M Serial Numbers
Serial numbers compiled from known lenses~ stolen lens, please report if found on sale
| SN Start | SN End | Product | Year | Total |
|---|---|---|---|---|
| -4083319 | unknown- | Summilux-M f= 21mm 1:1.4 | 2008-2010 | unknown |
| ~ 4188538 | ~ 4257612 | Summilux-M f= 21mm 1:1.4 | 2011-2013 | 69,075+ |
| TOTAL | ASSIGNED | SERIAL NUMBERS | 2008-Current | unknown |
