Laser Scanner Unit Compatible for...

Price: ₹1,999 - ₹899.00
(as of Apr 12, 2026 16:57:54 UTC – Details)


A Laser Scanner Printer Unit is a crucial component within a laser printer responsible for precisely directing a laser beam onto the printer’s drum or belt to create a latent electrostatic image. This latent image then attracts toner particles, which are subsequently transferred to the paper to form the printed output.
Image Creation: The laser scanner unit acts as the “pen” that “writes” the image onto the photosensitive drum or belt. It does this by selectively discharging areas of the drum that have been uniformly charged.
Precise Beam Control: It uses a combination of a laser diode, mirrors (often polygonal rotating mirrors), and lenses to generate a focused laser beam and sweep it rapidly and accurately across the surface of the drum.
Modulation: The intensity of the laser beam is modulated (turned on and off rapidly) according to the digital print data received from the printer’s controller. Where the laser beam strikes the drum, the electrostatic charge is reduced or neutralized, creating the latent image of the page to be printed.