[Method of microphoto exposure using the Sverdlovsk-4 photo exposure meter].
The exposure meter "Sverdlovsk-4" equipped with an adapting ring is recommended for determining the exposure in microphotography. The eyepiece of the exposure meter light-receiver together with the adapter is adjusted to the ocular of the camera viewfinder. The exposure is determined according to the operating instruction manual.
D010784:Photomicrography / Q000295:instrumentation*; D014586:USSR
Metodika mikrofotoéksponirovaniia s pomoshch'iu fotoéksponometra "Sverdlovsk-4".