DESCRIPTION:Carl Zeiss Jena lens Biotar Q1 red T was build for SLR format{as portrait lens}for EXA,Exakta,Praktica cameras,but it could be use with appropriate adapter on many others analog or digital cameras.
This one is in fully working order.Normal - smooth focus rotation and the diaphragm blades move acuratelly at every aperture position.
Glass elements clean,no haze or fungus between glass elements.Only few microscopics cleaning marks on rear element and some on front element,few speck of micro dust inside or usual airbubles in glass.No deep scratch.
Visually:used vintage lens,with sign of wear on barrel.Marks on aluminium body.Pleas check extra photos.
Include:
Biotar 1.5/75 Q1 T , front and rear caps and leather case.Lens is with international M42 screw mount (praktica,zenit ).
Extra photos: some testing with BIOTAR -