Checkout this almost 3ft/1m long Nikon 1200mm Nikkor-P.C f/11 lens (with AU-1 focusing unit) currently listed on eBay for $5,750. Only 359 pieces were produced. Here are the technical specs: Focal length: 1,200mm Maximum aperture: 1:11 Lens construction: 5 elements in 5 groups Picture angle: 2° Distance scale: Graduated both in meters and feet up … Continue reading Checkout this Nikon 1200mm f/11 lens