Konica Minolta 18-35mm f/2.0-2.8 Lens Patent For E-mount

A new Konica Minolta lens patent spotted by Egami. The new patent describes a Konica Minolta 18-35mm f/2.0-2.8 lens designed for APS-C based mirrorless cameras.

The new Konica Minolta 18-35mm f/2.0-2.8 lens seems to be an excellent choice for APS-c sensor Sony E-mount cameras such as the popular A6000 model.

From the patent application we can say the lens consists of focal range between 18-35mm and aperture between f/2 to f/2.8.

Konica Minolta 18-35mm f/2.0-2.8 Lens Patent

See below for the details of the patent translated by Google.

Description, self-interpretation of the patent literature

• Patent Publication No. 2015-169931
  • Published 2015.9.28
  • Filing date 2014.3.11
• Example
  

  embodiment

  Example	Focal length	Angle of view	Fno.	BF	Lens constitution	Aspheric surface	ED
  1	18.91 24.81 32.12	74.0 59.7 47.9	2.06 2.54 2.88	1.00	9 group 11 sheets	5 surface 3 sheets	1
  2	18.90 24.80 35.95	74.0 59.8 43.2	2.06 2.37 2.88	1.00	9 group 11 sheets	Four-sided three	0
  Three	18.90 24.79 32.07	74.0 59.8 47.9	2.06 2.5 2.88	1.00	9 group 11 sheets	5 surface 3 sheets	0
  Four	18.37 24.80 40.27	75.6 59.8 39.0	2.06 2.35 2.88	1.00	9 group 11 sheets	5-sided four	2

• Konica Minolta patents
  • Image height Y = 14.25mm
  • 4-group zoom of positive and negative-positive-positive grain
  • Rear focus

via EG