Test Results

Art. –Nr. SKY-SP-40

Skywatcher Super Ploessl 40mm

Sharpness:

Very good sharpness, better at the edge than in the center.

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

Apparent Field of View:

Field of view is approx. 36°.

Contrast:

Due to the multi coating and use of just four lenses a very good contrast.

Aberration:

Close to the edge slight cushion distortion.

Eye Relief:

Comfortable at this long focal length.

Mechanical Quality:

Fine. You do not need more to keep it for a long time.

Summary:

A good eyepiece in any way, but not the right one if you like to have a big apparent field of view.

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