CACNA1F and Åland Islands eye disease: Mutations in CACNA1F are reported to be associated with type 2 congenital stationary night blindness (CSNB2; Men et al., 2017), cone-rod dystrophy 3 (CORDX3; Hauke et al., 2013), Aland island eye disease (AIED; Weleber et al., 1989), and X-linked retinitis pigmentosa (XLRP; Zhou et al., 2014).