An optical assembly for use with an electronic component, the optical assembly comprising: a first optical element (314, 402A,502A, 602A) and a second optical element (200, 402B, 502B, 602B) coupled to the first optical element, wherein the second optical element comprises: an optical substrate having a surface facing the first optical element an optical component for receiving light, wherein the optical component is included in a middle region of the optical substrate; and a plurality of alignment features (208, 210, 212) ' included in a periphery region of the optical substrate on the surface of the optical substrate, wherein the plurality of alignment features contact a corresponding plurality of alignment features (308, 310, 312) included in the first optical element to provide a kinematic coupling between the first optical element and the second optical element for optically aligning the optical component of the second optical element with an optical component of the first optical element; wherein a first alignment feature of the first optical element comprises a first curved cross-section of a first sinusoidal shape that is based on a first cosine function and a second alignment feature of the second optical element comprises a second curved cross-section of a second sinusoidal shape that is based on a second cosine function that is different from the first cosine function, and wherein the second alignment feature of the second optical element contacts the corresponding alignment feature of the first optical element at first and second regions of maximum slope of the second sinusoidal shape, forming a gap between the first region and the second region to provide substantially minimal contact between the first alignment feature and the second alignment feature. a first optical element (314, 402A,502A, 602A) and a second optical element (200, 402B, 502B, 602B) coupled to the first optical element, wherein the second optical element comprises: an optical substrate having a surface facing the first optical element an optical component for receiving light, wherein the optical component is included in a middle region of the optical substrate; and a plurality of alignment features (208, 210, 212) ' included in a periphery region of the optical substrate on the surface of the optical substrate, wherein the plurality of alignment features contact a corresponding plurality of alignment features (308, 310, 312) included in the first optical element to provide a kinematic coupling between the first optical element and the second optical element for optically aligning the optical component of the second optical element with an optical component of the first optical element; wherein a first alignment feature of the first optical element comprises a first curved cross-section of a first sinusoidal shape that is based on a first cosine function and a second alignment feature of the second optical element comprises a second curved cross-section of a second sinusoidal shape that is based on a second cosine function that is different from the first cosine function, and wherein the second alignment feature of the second optical element contacts the corresponding alignment feature of the first optical element at first and second regions of maximum slope of the second sinusoidal shape, forming a gap between the first region and the second region to provide substantially minimal contact between the first alignment feature and the second alignment feature. an optical substrate having a surface facing the first optical element an optical component for receiving light, wherein the optical component is included in a middle region of the optical substrate; and a plurality of alignment features (208, 210, 212) ' included in a periphery region of the optical substrate on the surface of the optical substrate, wherein the plurality of alignment features contact a corresponding plurality of alignment features (308, 310, 312) included in the first optical element to provide a kinematic coupling between the first optical element and the second optical element for optically aligning the optical component of the second optical element with an optical component of the first optical element; wherein a first alignment feature of the first optical element comprises a first curved cross-section of a first sinusoidal shape that is based on a first cosine function and a second alignment feature of the second optical element comprises a second curved cross-section of a second sinusoidal shape that is based on a second cosine function that is different from the first cosine function, and wherein the second alignment feature of the second optical element contacts the corresponding alignment feature of the first optical element at first and second regions of maximum slope of the second sinusoidal shape, forming a gap between the first region and the second region to provide substantially minimal contact between the first alignment feature and the second alignment feature.