expression, adverb
at a glance; at first sight
Used to describe an initial impression or superficial observation, often implying that the reality may be different.
See also: 一見 (いっけん)
一見したところ、この問題は簡単そうに見える。
At first glance, this problem looks easy.
一見したところ普通の家だが、中はとても広い。
At first sight it's an ordinary house, but inside it's very spacious.
一見 is a shorter adverb/noun meaning 'a look' or 'glance'; 一見したところ is a fixed phrase meaning 'at a glance' and is more explicitly adverbial.
Phrase composed of 一見 (a glance) + した (past form of する) + ところ (place/extent), literally 'at the place where one has taken a glance'.