bifocus

例句：

1. 1. The camera has a bifocus lens that allows for both close-up and wide-angle shots.
   这款相机配备了双焦点镜头，可以拍摄近景和广角照片。
2. 2. In the film industry, bifocus lenses are often used in post-production to enhance image quality.
   在电影行业，双焦点镜头常用于后期制作，以提升图像质量。
3. 3.The scientist used a bifocus microscope to study the structure of the crystal.
   科学家使用双焦点显微镜研究晶体的结构。