search information related to IOL, biometry, corneal topography, etc.

AAO https://www.aao.org/ All About Vision https://www.allaboutvision.com/ APSCRS https://www.apacrs.org/ ASCRS http://ascrs.org/ Atlas of...

Please go through this excellent article to get started with TORIC IOLs which I believe brings out the quick four points before you start...