The size of this lens

27-inch FHD (1920x1080) 1500R curved gaming monitor with ultrafast 240Hz refresh rate designed for professional gamers and immersive gameplay

5 in (with handle)

The higher the number the less light that gets through

The Projection Screen are thicken and smooth

Lenovo 15.6" ThinkVision Full HD Portable Monitor in Raven Black - 62CAUAR1US 3966 The size of this lensMake productivity portable with ThinkVision M15. Its stunning form factor is meticulously designed to expand and match the screen real estate of multiple kinds of laptop; this light and slim 15. 6 inch FHD resolution mobile monitor weighs just 860g while its head measures a mere 6 mm thick; making it perfect for multi screen multitasking like spreadsheets in an airport lounge or sharing a presentation with a prospect in a restaurant.; Equipped with