The minimum and recommended specifications for the range of XR HMDs are actually not quite straightforward. To really understand it all, you have to think in two dimensions--on both X and Y axes, if you will. Weâre looking at what a range of PC hardware can support, but also what a range of HMD hardware demands.
Lean manufacturing or lean production, often simply  lean , is a systematic method for the elimination of waste ( Muda ) within a manufacturing system.ean principles are derived from the Japanese manufacturing industry. The term was first coined by John Krafcik in his 1988 article, Triumph of the Lean Production System, based on his master's thesis at the MIT Sloan School of Management.
The manager wants to understand what lean manufacturing is really all about. Lean Manufacturing is based on the Toyota production system. It is about providing a defect-free product or information or service to the customer in the quantity needed and at the time it is needed. Just-In-Time and Built-in-Quality.ean Manufacturing is based on the Toyota production system. It is about providing a defect-free product or information or service to the customer in the quantity needed and at the time it is needed. Just-In-Time and Built-in-Quality.