Rare "pocket" Polyorama Panoptique called Lorgnette Pittoresque patented by Pierre Henri Amant Lefort in 1849.
This viewer is a combination of the 18th century peepshow viewer and Daguerre Diorama, when the top flap with reflecting gold paper is open the light is thrown onto the view, when it is closed and the front panel is open the light shines through the view and a magical transformation is revealed.
This viewer is the rarer large size rare and it comes with 5 good transformation views.
The paint is scratched as you can see, the views are 10 cm or 4" in diameter and the viewer is 18 cm or 7" long.