Mobile medical lab modules are fabricated to maximize space with sophisticated specialized testing equipment and necessary counter space.  This session used existing light.  Details were important and close ups in a tight space yet give the prospective buyer a more accurate image of the space.  Wide angle lenses distort erroneously depicting interiors larger than actual feel.

Close ups show details:

Capturing the working surfaces, cabinetry and height capacity are marketing points:

Once again-Canon 24-70mm lens gives all the necessary flexibility.
Canon 5d Mark 3.