Category Archives: Non classé

News from integration – End of year 2016

Hereafter are a few lines describing very shortly the main activities held in relationship with the integration of ESPRESSO in Geneva. It has not the goal of describe the activities in detail, but merely to keep track of a few … Continue reading

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News from integration – weeks 34 to 36/2016

Attendees: Benjamin Reich Ian Hughes Denis Mégevand external company Samuel Santana Marco Landoni Roberto Cirami Francesco Pepe On week 34, the bench was prepared for the intervention of external scrapping specialists to correct the bad planarity of the cameras interfaces … Continue reading

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MR263 grating delivered to Garching

The three replicas of the new (MR263) echelle grating were delivered at ESO, including test data. One segment was sent to the Fraunhofer institute in Jena to measure S and P efficiency at five laser wavelengths (375, 416, 532, 630, … Continue reading

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ESPRESSO first laboratory light

Dear ESPRESSO friends, This post is ‘just’ to share with you a fantastic moment in the ESPRESSO project, occurred on June 3rd, 2016. It may sound surprising, but it’s true: We just had first laboratory light with ESPRESSO. The whole … Continue reading

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Blue arm optics started integration

The first optical elements of the blue arm have been integrated in Geneva from May 25 to May 27, by Marco Riva, Ian Hughes, Giorgio Pariani and Matteo Aliverti. This concerns the dichroic mirror (DC), the field lens (FL) and … Continue reading

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MR160 Echelle grating in Geneva

The Echelle grating was received in Geneva on May 19th. The integration will be done on June 2-3.

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Feedthrough terminated

The feedthrough foreseen to pass the cables from the Laser Frequency Comb (LFC) room and the Combined Coudé Laboratory (CCL) has been terminated properly by Paranal contratists. This work closed another change request  (CRE) made by the ESPRESSO project to … Continue reading

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