Home Thanks ! Just added Guestbook Contacts
2006. Sovietcams.
Solution: IDAMAS, powered  SmartWeb.
Tele-lens 5.5/135 mm

  

PT9005. Prototype lens, calculated by GOI in 1938. Focal length - 13,5 cm, aperture range f5.5 - f32. Focusing range from 2 m to infinity. Number of elements/groups: 5/3.  Angular field - 19º. Seems to be calculated for Fed (Leica) mount.

 

 

 

Lens opposite from private collection in Russia.


 

PT9005 - prototype Tele-lens  #2426. 

  

PT9005 - prototype Tele-lens  #2426.