Information in this article applies to:
Article ID: NGN1022 — Created: 24 Mar 2017 — Reviewed: 29 Oct 2020
The overview image appears to be overlaid with a bright rectangle as shown.
This is caused when the flat-field image associated with the overview camera was captured on a different computer or when using a different font-scaling display setting.
Re-calibrating the overview camera will correct this problem. Refer to the following knowledge base article for more information: