edge finder巡边器
range finder测距仪;测距取景器;测距器;测距计
sense finder无线电罗盘;探向器;[航] [水运] 辨向器;信号方位测定器
View finder取景器;检影器取景器;检景器;探视器
finder chart证认图
polar finder[测] 寻北器
polarity finder极性测定器
leak finder检漏器;[真空] [制冷] 泄漏探测器;气体检漏剂;泄漏探测器英语
elevation finder仰角指示器;仰角探测仪
The obligations of the finder include notice and disclosure, reporting, submitting to safekeeping agency, keeping and return.
拾得人义务包括通知及揭示义务、报告义务、交存义务、保管义务、返还义务。
参考来源 - 拾得人法律地位研究N-COUNT（可数名词） You can refer to someone who finds something as the finder of that thing. 发现者
The finder of a wallet who takes it home may be guilty of theft.
将所捡钱包拿回家者可能被控盗窃。