菲涅尔镜片又称螺纹透镜，镜面上刻录了大小不一的螺纹。上一代主流会采用菲涅尔镜片因为这样透镜更薄更轻，厚度很薄，通常只有几毫米，重量也大大减轻。使用螺纹镜片会有一定的牺牲，因为螺纹会影响曲率和光线聚焦。 On this foundation an irregularity occurred as the arbitrator dominated that Mrs Kruger should testify 1st when in reality Ms Goagoses experienced the onus with regards to the Labour Act... https://coingenius.news/exploring-the-rise-of-blockdag-a-30-copyright-price-forecast-and-bullish-trends-for-litecoin-and-aptos/