Special techniques not covered by groups [CPC: G03B31/00] - [CPC: G03B39/00]; Apparatus therefor using non-intermittently running film with optical compensator with oscillating transmitting member
Special techniques not covered by groups [CPC: G03B31/00] - [CPC: G03B39/00]; Apparatus therefor using non-intermittently running film with optical compensator with oscillating transmitting member