Test Results

Art.–Nr. TS-SW-09

TS Super Wide Angle 9mm

Sharpness:

Very good sharpness within 55° apparent field of view, just a little bit worse close to the edge.

x-axis: distance from optical axis in °, y-axis: resolution in arc minutes

Apparent Field of View:

The apparent field of view is approx. 65°.

Contrast:

Very good contrast.

Aberration:

Slight cushion distortion.

Eye Relief:

Comfortable.

Mechanical Quality:

Good quality with foldable rubber eye cup.

Summary:

Large apparent field of view for little money combined with good optical performance. The eyepiece is recommended for use with F/5 or slower optics.

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