價格：免費
檔案大小：1.3 MB
版本需求：系統需求：iOS 13.4 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
This Iphone app allowed to predict the real spot's size created relatively to the magnification factor of a bundle of common lenses (Volk© Lenses and Ocular Instruments© Lenses).
The exact measurements of an object made with slit lamp is also available.
Many of Contact and non-contact lenses are listed.
支援平台：iPhone, iPad