Nikon viewfinder accessories

To ease photographers Nikon supplied and is supplying various focus aids. Below a matrix of most known viewfinder accessories.

code product usable with
DK-1 adapter ring Nikon F, F2, F3
DK-2 rubber eyecup Nikon F3HP, F4, F5, D1-series
DK-3 rubber eyecup Nikon FM, FE, FM2, FE2, FA, F3
DK-4 rubber eyecup Nikon F, F2, F3, F3AF
DK-5 eyepiece cap Nikon EM, FG, FG20, F301, F401, F501, F601, F50
DK-6 rubber eyecup Nikon F801, F90
DK-7 eyepiece adapter Nikon F100
DK-8 eyepiece shield Nikon F80
DK-9 rubber eyecup Nikon F80, D40, D50, D60, D70, D80, D100
DK-10 rubber eyecup Nikon F60, F70, F80, D70, D100, Pronea
DK-11 rubber eyecup fake!
DK-12 attachment ring Nikon D1-series
DK-13 adapter ring for DR4 Nikon FM/FE-series, F3, F2, F, Nikkormats
DK-14 anti fog eyepiece Nikon F3, F5, D1-series, D2H, D2X
DK-15 anti fog eyepiece Nikon F90X, F100, D1-series
DK-16 rubber eyecup Nikon D40, D60, D80, F65
DK-16A anti fog eyepiece Nikon D2H
DK-16C correction lens -5 - +2 Nikon D2H
DK-17 eyepiece magnifier Nikon F6, D2-series, D3-series, D4-series, D5, D500, D700, D800-series, D810/A
DK-17A eyepiece adapter (anti-fog) Nikon F6, D2-series, D3-series, D4-series, D5, D500, D700, D800-series, D810/A

DK-17C

correction eyepiece Nikon D3, D3S, D3X, D700
DK-17F correction eyepiece fluorine coated Nikon D850
DK-17M eyepiece magnifier Nikon D3, D3S, D3X and later
DK18 eyepiece adapter DG-2 on Nikon D3-series, D700
DK-19 rubber eyecup Nikon D3-series and later
DK-20 rubber eyecup Nikon D40, D50, D70, D100, D3000
DK-20C correction lens -5 - +2 Nikon D90, D3000, D300s, D3100, D5000, D5100, D7000
DK-21 rubber eyecup Nikon D90, D200, D7000
DK-21M eyepiece magnifier Nikon D100, D200, D300, D70, D90, D7000
DK-22 eyepiece adapter for DG2 DG-2 on Nikon D40, D90, D3000, D300S
DK-23 replacement eyecup Nikon D300
DK-24 rubber eyecup Nikon D5000
DK-25 rubber eyecup Nikon D3300, D5300, D5500
DK-26 cap Nikon Df
DK-27 rubber eyecup Nikon D5
DK-28 rubber eyecup Nikon D7500
DK-29 rubber eyecup Nikon Z50
DK-30 rubber eyecup Nikon Z6, Z7
DK-31 rubber eyecup Nikon D-780
     
DK-100 eyepiece shield Nikonos RS
     
DK-N adapter for DK-3 or DK-22 most digital SLR cameras
     
DF-1 viewer

for Nikkor 5.6/6mm and 5.6/10mm on flash shoe of Nikkormat FT-N (and later), Nikon F, F2 and F3

For Nikkormat FS and FT a special adapter - to raise the viewer - is needed

DL-1 illuminator for Photomic T/TN/FTN
DG-1 eyepiece magnifier Nikon F2, Nikkormat-series
DG-2 eyepiece magnifier Nikon FM/FE-series
     
FE-10 adapter for DG-2 and DG-3 on Nikon F50, F401, F601
FE-12 rubber eyecup Nikon F301, F401, F501, F601

Many thanks for reporting mistakes.