@@intantalhah6485 In cross retinoscopy, We distribute the power in optical cross 90° apart and again we write the power for final prescription 90° apart for cylinder meridian. This is because of using two Spherical Trial lens in this method. In Sphero-Cylinder method, you don't have to do optical cross as we are using cylinder trial lens to neutralize cylinder meridian. Watch this for Sphero-cylinder Method: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-Qt8eg9BxmBE.html