To compare the old technology of the polar alignment. The advantages of PoleMaster are :
Fast, Easy and Comfortable: You do not need to rotate the telescope to some positions to allow the polar scope to see the sky. You do not need to lie down or squat to adjust the mount. You do not need switch off all the lights and observe through the polar scope carefully to find the pole star. You do not need to input the date and time, rotate the mount to a strange angle. you do not need to adjust the horizontal balance anymore.
High precision. The pixel resolution of this PoleMaster is approx.. 30arcsec/pixel. The image sensor itself can be regarded as a good ruler. Much more precise and sensitive than the naked eyes. In best condition, it can get pole precision down to 30 arcsec.
Wide field. Easy to find the north star. The PoleMaster has a 15*10 degree field of view. You can find the north star easily.
Can be installed on any mount. PoleMaster can installed on any mount with a suitable connector. Even your mount has no polar scope, that doesn’t matter.
Pole Monitor/align at any time. With PoleMaster you can monitor the polar alignment at any time. When the mount is moved by accident, you can adjust it back directly without redo the whole process.