Venus Optics Laowa STF 105mm f/2 lens officially announced

The Laowa STF 105mm f/2 lens I reported on back in January is now officially announced. The US pricing and shipping dates have not yet been revealed.

Update: the lens is now available for pre-order. Here is the first hands-on:

Venus Optics has already three specialized lenses and another one that will be announced soon:

Additional information on the Laowa STF 105mm f/2 lens:

Technical specifications:

  • Focal Length : 105mm
  • Max. Aperture :  FNo. F2
  • Max Aperture : TNo. T3.2
  • Min. Aperture : F22
  • Angle of View : 23o 16”
  • No. Elements / Groups :  11 / 8
  • Aperture Blades : 8 F‐stop, 14 T‐stop
  • Weight : 745g
  • 11 elements, including the apodization filter, 1 element made of glass with high refractive index and 3 elements made of low dispersion glass, in 8 groups
  • Manual focus (the apodization filter is hostile for phase-detection autofocus)
  • Minimum focusing distance: 90cm
  • Maximum magnification: 0.16x
  • Filter diameter: 67mm
  • Dimensions: 76 mm (maximum diameter) x 98.9 mm (length) (depending on lens mount)
  • Weight: 745 g (depending on lens mount)
  • Available mounts: Canon EF, Nikon F, Pentax K, Sony A and Sony E
  • Available in black and silver
  • Launch date: January 18, 2016
  • Price in China: the equivalent of €500-550 (probably more in Western countries)
  • Shipment should start in the summer of 2016

Laowa STF 105mm f/2 lens MTF chart:

Laowa STF 105mm f:2 lens MTF chart
Laowa STF 105mm f/2 lens design:

Laowa STF 105mm f:2 lens design
Few sample photos are available on flickr.

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