Mathura art is a style of the visual art of Buddhist flourishing in the pilgrimage and trading. The most contributions were during Gupta and Kushan and distributed in India specifically the North Central area yet eventhough it has evolve separately the representations of Buddha it was generally unadorned.
The piano triplet i think
Modern DSLR cameras use the Phase Detect autofocus method to determine the correct point at which to focus the lens. This method is fast and generally accurate, and operated by light travelling through the lens. When you half-press the shutter button on your DSLR while looking through the optical viewfinder, it’s Phase Detect autofocus that’s used.
B. MILC - I was a professional photographer for 6 years