An optical element includes a first and a second layer in a first and a second region
respectively in light propagating direction; a first and a second core layer above the first and …

An optical semiconductor device includes a first light receiving region and a second light
receiving region provided on a substrate and the first and second light receiving regions …

(57) ABSTRACT A method of manufacturing an optical device including: on at least one of a
light transmitting first Substrate and a second Substrate which includes a first optical element …

(57) ABSTRACT A semiconductor optical device includes: a first conductive type
semiconductor layer; an active layer; a second conduc tive type semiconductor layer …

An optical semiconductor device includes: a waveguide unit which is formed on a
semiconductor substrate including a (100) plane and includes a core layer which …

An optical element has: an emission section including a first semiconductor layer of a first
conductivity type, an active layer formed above the first semiconductor layer and a second …

(57) ABSTRACT A method for manufacturing a semiconductor optical device includes the
steps of growing a stacked layer including lower and upper core layers, a first upper region …

An optical element includes a support substrate and an optical material layer provided over
the support substrate. A first fine pattern is formed on the surface of the support substrate …

An optical element is composed of a first Substrate and a Second Substrate that are joined
to each other. The first Substrate is composed of a plurality of transparent base materials …

(57) ABSTRACT A semiconductor optical element comprises a Substrate, an active layer
lying in one direction over the Substrate from which light exits using a side in the shorter …