But these can cause problems of their own with the patient's night vision and sensitivity to contrast.

但它们本身可能带来病人夜间视力和对比度的敏感问题。

youdao

Miniature effect to make a scene appear as a miniature model and Night Vision to enable images and video in very low-light by increasing the camera's sensitivity.

ENGADGET: Nikon D5200 to reach US photographers in late January for $900