[Three models of eyeglass test frames].
The paper presents a technical, medical and economic rationales for the expediency of simultaneous manufacture of three models of present-day test spectacle frames, such as general-purpose, semiframe, and simplified semiframe ones, which will provide their rational, methodological and the most efficient use in choosing corrective spectacles in relation to the complexity of chosen vision correction.
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; D008961:Models, Structural
Tri modeli probnykh ochkovykh oprav.