JJC EC-U1 Eyecup eyepiece re. Canon EF EB. for EOS 1100D 800D 77D 5DM2 5D 6DM2. EOS 77D, 800D, 500D, 450D, 200D, 100D, 1000D. Compatible Model(3) : 80D, 77D, 50D, 40D, 30D, 20D, 10D, 5D. JJC EF-XTL eyecup for Fujifilm GFX100 X-T1 X-T2 X-T3 X-T4 GFX-50S X-H1 Re.EC-XTL.
eBay