價格：免費
更新日期：2019-01-28
檔案大小：8.2 MB
目前版本：1.0.1
版本需求：需要 iOS 11.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This is a "must have" application for all digital camera owners who have ND filters in their bag.
This application helps you in calculating exposure duration when using ND filters.
Up to 2 stacked ND filters can be defined.
A countdown is provided for exposures longer than 30 seconds.
支援平台：iPhone, iPad