In the patient 9–29 (Family 9): the 10-year-old girl with reduced visual acuity, nanophthalmia, and hyperopia with astigmatism, two variants in a compound heterozygote state: c.59T>A, p.(Ile20Asn) and c.769G>A, p.Glu257Lys in the NMNAT1 were found. The gene discussed is NMNAT1; the disease is nanophthalmia.