...is necessary to determine the shift of the principal point resulting from prism effect in the lens, the equivalent focal length of the lens as mounted in the camera is Incidentally determined in this test which checks whether the lens has been properly mounted to yield...

...is necessary to determine the shift of the principal point resulting from prism effect in the lens, the equivalent focal length of the lens as mounted In the camera is incidentally determined in this test which checks whether the lens has been properly mounted to yield...

...permits more rapid and more accurate location of the principal point, together with a determination of the equivalent focal length of the lens as mounted in the camera. It provides quantitative information on the magnitude of the prism effect and the effect of tangential...

...submitted for test. This Is a useful test for nonpreclsion type airplane cameras where the colllmation index markers are located in a detachable magazine....camera having a detachable magazine which bears the colllmation index markers. This Is the preliminary test on a precision type camera to determine compliance...

...more rapid and more accurate location of the principal focus point together with the determination of the equivalent focal length of the lens as mounted in the camera. It also provides quantitative information on the magnitude of the prism effect and the effect of tangential...

...Is necessary to determine the shift of the principal point resulting from prism effect in the lens, the equivalent focal length of the lens as mounted in the camera is incidentally determined Item Description Fee 202.194a Eye protective glasses — calibration for transmittance...

...is necessary to determine the shift of the principal point resulting from prism effect in the lens, the equivalent focal length of the lens as mounted in the camera is incidentally determined in this test which checks whether the lens has been properly mounted to yield...