For, Nikon NIKON AF 20mm 1:2.8 D Lens HB-4 Square Lens Hood
Applicable lens: Nikon NIKON AF NIKKOR 20mm 1:2.8 Universal with D and without D, lens. 产品型号：尼康 NIKON AF NIKKOR 20mm 1:2.8 有D无D通用 镜头自制方形遮光罩，替代 HB-4 遮光罩. Lens hood is sold, excluding lens and lid.