noun🔗Share屋根型プリズムA reflective optical prism containing a section where two faces meet at a 90° angle, resembling the roof of a building. Reflection from the two 90° faces returns an image that is flipped laterally across the axis where the faces meet."The binoculars used for birdwatching contain roof prisms to correct the image and make it appear right-side up. "バードウォッチングに使用される双眼鏡は、画像を補正し、正立像にするために屋根型プリズムを含んでいます。technologyphysicsdeviceChat with AIVocabulary GamePractice Reading