Miranda Otto is the first daughter of Barry Otto.
The Konica F was the first 35 mm SLR camera produced by Konishiroku , released in February , 1960 .. SLR. Single-lens reflex camera. Konishiroku. Konica. It featured a built-in light metering system to set the correct exposure .. light metering system. light meter. exposure. Exposure ( photography ). The meter utilized a large selenium cell panel on the front of the viewfinder prism to detect light levels .. viewfinder. viewfinder. This type sensor cell generates its own small electric current , so the metering system does not require a battery .. electric current. electric current. battery. battery ( electricity ). On the other hand , selenium cells are known to degrade over time , losing accuracy or eventually failing .. Many cameras and handheld meters relied upon selenium cells at one time , but they were gradually replaced by CdS and other types of cells that require a battery , but tend to give long-term reliability .. battery. battery ( electricity ). CdS. Cadmium sulfide. Between 600 and 1500 total Konica Fs were produced , making it a highly sought-after camera .. A year prior to the Konica F 's introduction , a prototype of that camera was displayed at a photo show in Japan .. At that time it was called the KonicaFlex .. The only difference between the two was the mounting of the selenium light meter  : While the Konica F meter was built into the front of the prism housing , that of the KonicaFlex was a flip-up type meter carried over from the Konica IIIM rangefinder of 1957 .