Optical Classification of IRAS Post-AGB Candidates
We present the first results of a survey carried out on a sample of optically bright post-AGB candidates selected from the IRAS Point Source Catalogue, many of...
Optical coating facilities at the Instituto de Astrofísica de Canarias
The Instrumentation Division of the Instituto de Astrofísica de Canarias (IAC) is involved since several years in upgrading its capacities to design and...
Optical configuration of the Gran Telescopio Canarias
The future large telescope for the Observatorio del Roque de los Muchachos will have a 10 m diameter segmented primary made of hexagonal elements (similar to...
Optical Counterpart of the Millisecond Pulsar XTE J1751-305
We have obtained I-band images for the new accreting millisecond pulsar XTE J1751-305 (IAUC#7867,#7870,#7872,#7874,#7876) with the 6.5-m Baade telescope and the...
Optical counterpart of the XTE J0929-314 in quiescence: constraints on the magnetic field
We present VLT observations of the optical counterpart of th X-ray millisecond pulsar XTE J0929-314 in quiescence. We detected a very faint candidate in...
Following the recent report of a possible radio counterpart to the X-ray transient IGR J17098-3628 (ATEL #490), we re-investigated our Magellan I-band exposures...
Following the recently reported decline of the X-ray flux from the millisecond pulsar HETE J1900.1-2455 (Galloway et al. 2007, ATel #1086), we acquired images...
Optical design of an image slicer-based integral field unit for the THEMIS solar telescope
THEMIS, a 90 cm solar telescope, offers spectropolarimetric observations in the VIS and NIR spectral ranges through a long-slit spectrograph. Now, an image...
Optical design of MAAT: an IFU for the GTC OSIRIS spectrograph
The Mirror-slicer Array for Astronomical Transients (MAAT) is a new IFU for the OSIRIS spectrograph on the 10.4-m Gran Telescopio CANARIAS (GTC) at La Palma...