Display panel, manufacturing method for display panel, and electronic device

A display panel, provided with a first display region and a second display region, comprising

• a substrate;
• an isolation structure disposed on a side of the substrate, wherein the isolation structure comprises a supporting portion and a shielding portion sequentially stacked in a direction away from the substrate, and an orthogonal projection of a side, facing the shielding portion, of the supporting portion, on the substrate is located within an orthogonal projection of the shielding portion on the substrate;
• the isolation structure is provided with a plurality of isolation openings and at least one light-transmitting opening, the plurality of isolation openings comprise a plurality of first isolation openings and a plurality of second isolation openings, the plurality of first isolation openings are arranged in the first display region, and the plurality of second isolation openings and the at least one light-transmitting opening are arranged in the second display region;
• and
• a plurality of light-emitting devices, wherein the plurality of light-emitting devices comprise a plurality of first light-emitting devices and a plurality of second light-emitting devices emitting light of a first color, the plurality of first light-emitting devices are disposed in the first display region, the plurality of second light-emitting devices are disposed in the second display region, a portion of a first light-emitting device is located within a first isolation opening correspondingly, a portion of a second light-emitting device is located within a second isolation opening correspondingly;
• wherein an orthogonal projection of a side, facing the substrate, of the supporting portion, on the substrate is a first orthogonal projection, an orthogonal projection of the shielding portion on the substrate is a second orthogonal projection;
• along a first direction, a distance between an edge of the first orthogonal projection and an edge of the second orthogonal projection at the first isolation opening corresponding to the first light-emitting device is SA21;
• a distance between an edge of the first orthogonal projection and an edge of the second orthogonal projection at the second isolation opening corresponding to the second light-emitting device is SA22;
• and SA21 is greater than SA22.

A manufacturing method for a display panel, wherein the display panel is provided with a first display region and a second display region, and the method comprises:

• providing a substrate;
• forming an isolation material layer on a side of the substrate, wherein the isolation material layer is located in the first display region and the second display region;
• etching the isolation material layer in a first etching step to form a plurality of isolation openings, wherein the plurality of isolation openings comprise a first isolation opening arranged in the first display region and a second isolation opening arranged in the second display region;
• and covering and protecting the plurality of isolation openings by other film layers in a second etching step and etching the isolation material layer to form at least one light-transmitting opening;
• or
• etching the isolation material layer in a first etching step to form at least one light-transmitting opening, wherein the at least one light-transmitting opening is arranged in the second display region;
• and covering and protecting the at least one light-transmitting opening by other film layers in a second etching step and etching the isolation material layer to form a plurality of isolation openings.