Soligor ED 7.5mm
Not perfect directly at the center as well as close to the edges, but still very good.
x-axis: distance from optical axis in °, y-axis: resolution in arc minutes
Apparent Field of View:
The apparent field of view is approx. 48°.
A very good manufactured eyepiece of high quality.
Recommendable from the optical point of view as well as from the mechanical quality.