16mm-18mm-21mm f/4 ASPH Tri-Elmar-M

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M-16.18.21f4.jpg

  • Leica Order No. - 11606 - 11642 (also known as "WATE")
  • Production era - 2006-Current
  • Lens mount - Leica M quick-change bayonet with 6 bit lens identification bar code for digital M models
  • Number of lenses/groups - 10 /7
  • Focusing range - 0.5 m / 1.64 ft < ∞ range from 0.5 to 0.7 m separated by index
  • Aperture - f/4-f/22 - Preset, with click-stops, half values available
  • Smallest object field 24x36 35mm Film - 16 mm focal length: 915 x 1373 mm, 18 mm focal length: 833 x 1250 mm, 21 mm focal length: 725 x 1087 mm
  • Smallest object field 18x27 Digital - 16 mm focal length: 688 x 1032 mm, 18 mm focal length: 626 x 939 mm, 21 mm focal length: 545 x 817 mm
  • Largest reproduction ratio at 0.7 m - 16 mm 1:38, 18 mm 1:35, 21 mm 1:30
  • Angle of view (diagonal, horizontal, vertical) 24x36 35mm Film - 16 mm: 107°, 97°, 74° / 18 mm: 100°, 90°, 67° / 21 mm: 92°, 81°, 60°
  • Angle of view (diagonal, horizontal, vertical) 18x25 Digital - 16 mm: 90°, 80°, 59° / 18 mm: 84°, 74°, 53° / 21 mm: 75°, 65°, 46°, corresponds approx. to a focal length of 21/24/28 mm with 35 mm-format
  • Position of entrance pupil - 408 mm / 16.0 in (related to the first lens surface in light direction)
  • Scales - Combined meter/feet graduation with uniform gray figures below 0.7 m
  • Filter mount/Lens hood - Male thread, non-rotating and with stop for filter holder or lens hood / Screw-on type 12458 lens hood (included in delivery)
  • Accessories - Filter holder for E67 size filters - Polarizing filter 13407 w/ adapter 14473 - UVa filter 13329
  • Viewfinder - Universal Wideangle Finder M 12011 - with frames for 16, 18, 21, 24, and 28mm
  • Materials - Anodized aluminum and optical glass
  • Length to bayonet flange with/without lens hood - 62/72 mm, 2.4/2.8 in
  • Largest diameter with/without lens hood - 54/58 mm, 2.1/2.3 in
  • Weight - 335 g / 11.8 oz
  • Inscription - LEICA TRI-ELMAR-M 1:4/ 16-18-21 ASPH. 4XXXXXX

Comment

16mm-18mm-21mm f/4 ASPH Tri-Elmar-M Serial Numbers

Serial numbers compiled from known lenses
SN Start SN End Product Year Total
-3995104 4061739- 16mm-18mm-21mm f/4 ASPH Tri-Elmar-M 2006-2010 66,636+
TOTAL ASSIGNED SERIAL NUMBERS 2006- 66,636+