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> Hp 197B oscilloscope camera with polaroid back
Hp 197B oscilloscope camera with polaroid back
Model 197B is a versatile, general purpose instrument for cathode-ray tube photographic recording. The camera features a lift-off mounting and swing-away hinging by pressing a sinle latch release button. All contols are located outside of the camera for easy reading and fast adjustment during setup. A low-angle viewing port provides a direct view of the display. A combination of split-image focusing plate and image reduction ratio scale is included and is stored in a convenient pocket underneath the camera. The reduction ratio scale provides a 1:1, 1:0.9, and 1:0.7 reference settings for displays with one centimetre graticule spacing. Corner marks on the focusing plate allow the usable film area to be accurately identified. Model 197B incorporates an electronically controlled shutter with eight exposure times from 1/30 to 4 seconds. Time (T) and bulb (B) control settings are also provided. The camera lens opening is continuously adjustable from f/1.9 to f/16. The 75 mm, high tranmission lens provides high resolution, low distortion photographs for capturing a wide range of images. An HP 10378A Adapter, and a line cord are included. Manual not included.
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