Dark adaptation in two healthy male subjects was studied by means of a Nagel's adaptometer.

摘要试验时施用平流，使那盖氏暗适应计之光度稳不变。

Without dark adaptation plan person, can use a patient the normal light of be good at eye or scrutator becomes aware undertake contrasting determining for the standard.

无暗适应计，利用患或检查的正常光觉为标准进行对比测。