Early Electronic Television 1846 IconoscopeRCA developed this 4 1/2 inch iconoscope in 1941 for use in its World War Two television camera. The tube, similar to the earlier 1850, was smaller and lighter. Here are Modern cameras using iconoscope tubes. Invisible text to format smartphones. xxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxx xxxxxx xxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxx |