Abstract: An imaging and quantum cryptography apparatus comprising a light-refracting optical setup (10 a light-directing optical setup (102), an imaging sensor (103) capturing light refracted the light-refracting optical setup and directed to the imaging sensor by the light-directing optical setup and at least one of a quantum distribution (QKD) transmitter (104) generating a QKD light signal and transmitting QKD light signal via the light-directing optical setup and through the light-refracting optical setup and a QKD receiver (105) acquiring and decoding light signals refracted from the light-refracting optical setup and directed to the QKD receiver by the light-directing optical setup. The imaging sensor, the at least one of QKD transmitter and QKD receiver, and the alignment unit, all use the same light-directing optical setup and the same light-refracting optical setup.

Abstract: An imaging and quantum cryptography apparatus comprising alight-refracting optical setup (101), a light-directing optical setup (102), an imaging sensor (103) capturing light refracted from the light-refracting optical setup and directed to the imaging sensor by the light-directing optical setup and at least one of a quantum key distribution (QKD) transmitter (104) generating a QKD light signal and transmitting the QKD light signal via the light-directing optical setup and through the light-refracting optical setup and a QKD receiver (105) acquiring and decoding light signals refracted from the light-refracting optical setup and directed to the QKD receiver by the light-directing optical setup. The imaging sensor, the at least one of QKD transmitter and QKD receiver, and the alignment unit, all use the same light-directing optical setup and the same light-refracting optical setup.

Abstract: A system comprising: a high index dielectric configured to: a) create a bi-periodic interference pattern of two standing sinusoidal waves on illumination by two pairs of counter-propagating sinusoidal light beams at different incident angles, wherein the incident angles are selected in accordance with the index of refraction of the high index dielectric to i) to 5 determine the spatial frequency of each counter-propagating light beam pair, and ii) cause total internal reflection, and b) generate, from the bi-periodic interference pattern, an evanescent bi-periodic standing sinusoidal wave; a light source configured to illuminate the high index dielectric with the two pairs of counter-propagating sinusoidal light beams at the different incident angles and thereby illuminate a fluorescing object positioned at the surface of the high index dielectric with the generated evanescent bi-periodic standing sinusoidal wave; and one or more delay lines configured to independently modify the initial phase of each counter

Abstract: An imaging and quantum cryptography apparatus comprising alight-refracting optical setup (101), a light-directing optical setup (102), an imaging sensor (103) capturing light refracted from the light-refracting optical setup and directed to the imaging sensor by the light-directing optical setup and at least one of a quantum key distribution (QKD) transmitter (104) generating a QKD light signal and transmitting the QKD light signal via the light-directing optical setup and through the light-refracting optical setup and a QKD receiver (105) acquiring and decoding light signals refracted from the light-refracting optical setup and directed to the QKD receiver by the light-directing optical setup. The imaging sensor, the at least one of QKD transmitter and QKD receiver, and the alignment unit, all use the same light-directing optical setup and the same light-refracting optical setup.

Abstract: A system comprising: a dielectric configured to: a) create a bi-periodic interference pattern of two standing sinusoidal waves on illumination by two pairs of counter-propagating light beams at different incident angles, wherein the incident angles are selected in accordance with the index of refraction of the dielectric to i) to determine the spatial frequency of each counter-propagating light wave pair, and ii) cause total internal reflection, and b) generate, from the bi-periodic interference pattern, an evanescent bi-periodic standing sinusoidal wave; a light source configured to illuminate the dielectric with the two pairs of counter-propagating sinusoidal light waves at the selected incident angles and thereby illuminate a fluorescing object positioned at the surface of the dielectric with the generated bi-periodic evanescent standing sinusoidal wave; and one or more delay lines configured to independently modify the initial phase of each counter-propagating light wave pair.