can be shortened.Technical data Optical Properties Magnification distance2.8 xVisual field distance /1000 m220 mViewing angle distance/far12.5 °Magnification Near3.4 xVisual field near26 mmViewing angle near10
can be shortened.Technical data Optical Properties Magnification distance4.2 xVisual field distance /1000 m220 mViewing angle distance/far12.5 °Magnification Near5 xVisual field near32 mmViewing angle near9
can be shortened.Technical data Optical Properties Magnification distance4.2 xVisual field distance /1000 m175 mViewing angle distance/far10 °Magnification Near5.5 xVisual field near25 mmViewing angle near7
can be shortened.Technical data Optical Properties Magnification distance6 xVisual field distance /1000 m175 mViewing angle distance/far10 °Magnification Near7.6 xVisual field near26 mmViewing angle near6