 "Nikon AF Nikkor 50mm f/1.8 D Lens"@en "Camera Lenses :: Nikon Lens - Onestop Digital"@en
"Compact D-type normal lens  Light weight (155g/5.5 oz.)  Nikon Super Integrated Coating for providing high-contrast image even with maximum aperture  "@en 
 "EF 50mm f/1.8 II"@en "Canon EF II | Canon Online Store"@en
"Standard & Medium Telephoto Lens"@en 
 Focal Length & Maximum Aperture 50mm 1:1.8 Lens Construction 6 elements in 5 groups Diagonal Angle of View 46° Focus Adjustment Overall linear extension system with Micromotor Closest Focusing Distance 0.45m / 1.5 ft. Filter Size 52mm Max. Diameter x Length, Weight 2.7" x 1.6", 4.6 oz. / 68.2 x 41.0mm, 130g