Refractive Surgery: The Best Way to Treat Your Eyesight Problems

Posted On Jun 27 2017 by

Looking for the best solution to correct your eyesight problem? Then, you should start considering undergoing refractive surgery. The refractive surgery is a medical procedure that helps correct any eyesight problems, such as astigmatism, farsightedness, nearsightedness, and much more. Also, this is a common procedure that helps eliminate the person's dependence on eyeglasses and contact lenses. How is it performed? Refractive surgery comes in several types, but the most common refractive surgery is LASIK (laser in-situ keratomileusis). This surgical procedure involves reshaping the tissue beneath the cornea to allow the light enter the eye, giving focus onto the retina to …


Take Benefits Of Stepper Motors

Posted On Jun 27 2017 by

Step Motor  rotates continuously when Dc Voltage applied. Step Motor converts the input pulses into shaft position . Two Phase Steps Motors  : The two phases  step motors  are used for arrangement of the electromagnetic coil as : Uni polar Bipolar Unipolar Motor  –  it has a one  winding along with center tap. Every section of winding have switched for magnetic field.  In this we motor we used commutation circuit that can be made very easily. Biopolar Motor : There is a single winding  per phase.  The driver circuit is more complicated because the current in the winding needs to …