The brighter the better. The stronger the light of the lamp strip, the lower the transmittance of the semi-lens, the more times of reflection, and the stronger the abyss effect, the brighter the better. Abyss mirror is an infinite extension effect produced by the refraction and reflection of light, which is composed of Dan Toujing and ordinary mirror, and then lamp beads, neon lights or other craft light belts are installed in the frame.