Nikon Prostaff 5 16-48X / 20-60X eyepiece

Nikon Prostaff 5 (SEP-20-60) 16-48X / 20-60X eyepiece

Separate eyepiece for the Nikon PROSTAFF 5 telescope. Also suitable for digiscoping with certain COOLPIX cameras.

• Lockable bayonet ensures quick and secure attachment
• Multi-film coated
• Water resistance
• Long eye relief
• New swivel and slide eyepieces -DS when the eyepiece is retracted, adjustable eye distance when the eyepiece is extended.

Technical data when used with the Prostaff 5 60/60-A telescope

• Magnification: 16-48x
• Field of view in degrees: 2.6°
• Field of view in meters: 45m (at 1000 meters)
• Exit pupil diameter: 3.8mm
• Relative brightness: 14.4 (at 16x magnification)
• Eye-to-eyepiece distance: 16.9mm

Technical data when used with Prostaff 5 82/82-A telescope

• Magnification: 20-60x
• Field of view in degrees: 2.1°
• Field of view in meters: 36m (at 1000 meters)
• Exit pupil diameter: 4.1mm
• Relative brightness: 16.8 (at 16x magnification)
• Eye-to-eyepiece distance: 16.9mm