The second portions (32) are arranged so as to form a triangular grating.

The zone plate array may comprise lenses arranged in a two-dimensional array where the lenses are arranged in a triangular layout.

The probes are arrayed by the group and immobilized on the substrate surface of the DNA micro array.

The at least one moisture-resistant face layer may include fibers, such as arranged in a woven mesh.

Cells are selected by using a fiber unit composed of separably bundled multiple fibers.

Cells are arranged in a grid, with each cell communicating with its north, east, west and south neighbors.

In still further examples, at least one of the sides of the porous ceramic plates defines a plurality of radial flutes arranged in a radial array.

The windows are periodically arrayed in postures in which the windows have translational symmetry in at least two directions.

The lamp further comprises a plurality of light sources, positioned in an array and optically coupled to at least one light receiving side.

The multiple metal nanobody rows (16) are arrayed in parallel at a second pitch (LP) that is larger than the first pitch (SP).

The semiconductor regions (10) include multiple first and second semiconductor regions (11, 13), which are arrayed two-dimensionally.

The refractive index variation areas are arranged in the lattice array shape on both the sides of an optical waveguide area, where light is propagated.

A self-adjusting contact includes a plurality of conductive fibers, such as wires, arrayed along an axis perpendicular to the major plane of the battery terminal.

A solid-state image capture element (5) comprises pixel cells (53(1)-(4)) which are respectively arrayed in a Bayer pattern.

An intersection (30) of four straight line portions (21, 22, 23, 24) constituting a line defect consists of defect columns (12b) of 3×3 arranged in lattice.