- very solid and stylish housing,
- coma and astigmatism very well corrected,
- negligible distortion,
- low chromatic aberration,
- very good whiteness rendition,
- good quality of prisms and coatings,
- low flares,
- slight light fall-off at the edge,
- good blackening inside,
- minimal focus already from 1.8 meters,
- long warranty period.
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