Split image micro prism focusing screen for DSLR - YouTube
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Bright Split Image Focusing Screen Micro Prism For Nikon DSLR D3000 D5000 Camera 712190708351 | eBay
Nikon Type L Focusing Screen for F6 - Matte/Fresnel with Split Image at 45 Deg. Angle, Microprism, AF Marks & 12mm Center Circle - Viewfinder & Accessories - ShaShinKi
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Amazon.com : Fotodiox Replacement Split Image Focusing Screen with Micro-Prism for Nikon D40, D40x, D50, D60, D70, D70s Cameras : Camera Lens Adapters : Electronics
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Interchangeable Focusing Screens for Nikon F5
Cross Split Image Focus Focusing Screen For Nikon D700 Pr172d - Photo Studio Kits - AliExpress