Press the green flag 3DParaboloid1 **************************** Thanks Addzero. ********************** You can choose : FieldOfView Tilt up and down CamZ Rotate and other parameters. ************************ WARNING Change only one parameter a little , if you don't know a lot of mathematics.For example begin with C .Press the green flag. Adjust CamZ and FieldOfview Press the green flag. Beautiful in presentation mode. ********************* Please, send me your best parameters .