Best price for GoPro Hero 8 Black is P19,990 inclusive of VAT. This is presently the cheapest offer found from comparing prices from 4 shops in Philippines.
The number of times the image can be enlarged with the optics of the camcorder. The optical zoom 'moves' you closer to the subject without sacrificing quality. The higher the optical zoom, the farther away you can be to take a clear, close-up image.