Nikon Oculare di Ingrandimento DK-17M per Nikon Pro Modello "Boxed Mint" dal Giappone
Nikon Magnifying Eyepiece DK-17M for Nikon Pro Model D22mm. Nikon puts round finder windows for professional and advanced models. There are two sizes: 22mm and 19mm. This is a larger eyepiece with magnification.