Fix Image in Ref DropDown

[Nicolas_Feldman]

Hi everyone,

I have this Dropdown Column in a form with Ref Values from another table. I have two labels that are being fetched: Image and Text.
For some reason the Image is not shown completely.
The .png file is a square file.
Is the only way to fix this editing all the files to be rectangular?
Anyone knows Appshet´s actual size for this kind of thumbnails so I can make them exact?

This is what I´m getting: