The utility model provides a visual pressure -bearing container, includes transparent part, and both sides that it includes hexahedron frame, this hexahedron frame are by the transparent part of fastener seal installation, and top and testing component be by fastener sealing connection, and both sides are formed the visual pressure -bearing container who seals with the pipeline by fastener sealing connection around and. The utility model discloses inside pressure load is undertaken by transparent part, pressure frame, hexahedron frame and fastener, press frame and fastener combined action to compress tightly transparent parts, make its peripheral satisfied sealed condition, lead to the optical element and adopt toughened glass or equate the material, improve self bearing capacity, press the inside stay structure that adopts of frame in case of necessity, increase the supported effects who leads to the optical element, lower fracture risk.