3M Bright Screen Privacy Filter for Apple MacBook Air 13 2018 20, 16:10, BPNAP001

Amazon

Enables incredibly vivid screen viewing with proprietary technology that enables 85% transmission of the device's brightness On average, 25% more brightness than the other black privacy filters on the market Nanolouver technology that powers a premium visual experience, perfectly balancing privacy, exceptional brightness and clarity 60-Degree viewing angle Touch compatible

Euroffice

Privacy filter to prevent others from viewing the screen. Nanolouver technology for brightness and clarity. Touch compatible. 60 degree viewing angle. Helps reduce blue light without distorting the natural colour of the display.