[NPU-69-01, a simplified set of trial ocular lenses].
Aĭzenshtat
L I
LI
Andrianov
V I
VI
Ermoshin
A P
AP
Kashulin
V A
VA
Kuznetsov
V P
VP
Pronin
I G
IG
Terent'ev
V N
VN
D005139:Eyeglasses; D006801:Humans; D009885:Ophthalmology / Q000295:instrumentation*; D009907:Optometry / Q000295:instrumentation*; D012426:Russia
Nabor probnykh ochkovykh linz uproshchennyĭ NPU-69-01.