Unlike Opal’s first webcam, the C1, the Tadpole provides a smooth experience right out of the gates. Opal’s second effort features an adjustable clip that fits most laptop displays, along with a half-inch, 48-megapixel Sony IMX582 sensor, an f/1.8 lens, and the ability to capture video up to 4K. It’s also relatively small, measuring a mere 1.25 inches in both dimensions, which makes it easy to take with you on the go if you want better video quality than your laptop’s built-in webcam…