Biolucida Viewer has two main environments: browser and image.
The tools available in each environment vary depending on the type of account (Administrator or Viewer, see About Biolucida users), and the user workspace.
Also see Using the browser, Connecting to a Biolucida server, Designating regions of interest with bookmarks, Collections
If you are an administrator, you have access to the Admin menu, tracked directories, and image management features.
Also see Using the browser, Connecting to a Biolucida Cloud server, Collections, Opening and closing images.
Also see Annotations, Adjusting brightness, contrast and gamma, Adding/modifying image information, Macro View