Nikon Fieldscope 13-30x/20-45x/25-56x MC Zoom -Oculars

Nikon Fieldscope 13-30x/20-45x/25-56x MC Zoom Eyepiece

Zoom eyepiece designed for Fieldscope III, EDIII and ED50 telescopes. High resolution and sharpness throughout the zoom range right to the edges.

With an ED50 telescope, the magnification is 13-30 times and with a Fieldscope III or EDIII telescope, it is 25-56 times.

Technical specifications when used with ED50 telescope (13x zoom):

• Magnification: 13-30x
• Actual field of view: 3.0 degrees or 52m/1000m
• Outlet size: 3.8 mm
• Relative brightness: 14.4
• Eye-to-eyepiece distance: 12.9 mm