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.
Mac Specs: By Identifier: Machine Model/Model ID. For your convenience, the Model Identifier (also called Machine Model) of each recent -- G3 and later -- Mac is listed below. For complete technical specifications on a particular system, click on the name of the Mac (left column). For a list of all Macs that match a particualr Model Identifier -- courtesy of EveryMac.com's Ultimate Mac Lookup feature -- click on the Model Identifier of interest (right column).