This has become a common display type for mid-range to high-end phones. OLED/AMOLED. OLED & AMOLED utilizes 'organic' LEDs which emits light and in the majority of cases does away with the need for the back-light of an LCD display resulting in a potentially thinner panel.
1 The model number is located on a small label located on the frame around the computer screen. (e.g., VGN-FW550F)  The computer information and compliance label, located on the bottom of the laptop case, indicates the actual model number.
Go to the product specifications page for your computer model. To find the specifications, type the computer model and the word specifications into the Question or keywords field at the top of this page. For example, if you have an HP Pavilion p6755de Desktop PC, type p6755de specifications. Press the Enter key or click the arrows next to the Question or keywords field.