Timelapse videos of the testing of the segment support assembly.
TIO passed the final design review of systems designed to cool the telescope and instruments during operations.
The Alignment and Phasing System (APS) team has progressed to the Final Design stage after successfully completing the Preliminary Design Review (PDR) for the APS Optical Bench and Instrument...
The Thirty Meter Telescope (TMT) International Observatory (TIO) successfully completed a design review for a critical component of the primary mirror segment control system.
The TIO Secondary Mirror Support System and Positioner Assembly team successfully completed its Preliminary Design Review on 2024 July 15–17.
Coherent announced completion of the 100th polished TMT mirror segment.
The TIO Monrovia Lab has recently received significant shipments of 140 warping harness cables and eight segment actuators from India TMT Coordination Center (ITCC).
Recently, Advanced Mechanical and Optical Systems (AMOS) in Belgium and TIO conducted a remote kick-off meeting for the preliminary design of the Tertiary Mirror Support System and Positioner...
In a significant development for the Thirty Meter Telescope (TMT) International Observatory (TIO), Glen Cole, former lead optical fabrication engineer at TIO, recently visited the India-TMT Optics...
Today, the Thirty Meter Telescope (TMT) International Observatory (TIO) announces the completion of its 100th mirror segment. Ultimately, TIO will mosaic 492 of these segments to form an extremely...
The TMT Laser Guide Star Facility has successfully completed its Preliminary Design Review and is advancing to the Final Design Phase. The review was held on 8–9 November 2023 at the TMT...
The TMT International Observatory (TIO) contracted AMOS to design and manufacture the secondary mirror support system and positioner (M2SSP) of the future extremely large Thirty Meter Telescope...
A kickoff meeting was recently held for the TMT Secondary Mirror Support System and Positioner Assembly (M2SSP), a critical subsystem of the TMT Observatory. Responsible for safely supporting and...
Coherent installs an advanced ultrasonic machine tool to speed hexing of the 1.5 m diameter Thirty Meter Telescope mirror segments.
On 18 July 2023, Sergio Salata, Astronomy Project Manager of Added Value Solutions (AVS) in Tenerife, visited the TMT office to tell us about the astronomy projects and other science equipment...
An important component of TMT’s Primary Mirror Control Sensing System and the Alignment and Phasing System is progressing to its final design and qualification stage: the sensor dust boots.
Exciting news out of India: TMT’s Primary Mirror Segment Polishing and Metrology Equipment have been successfully installed in the India-TMT Optics Fabrication Facility. The Stress Mirror Polishing...
TNO, an independent research organization for a safer, healthier, and more sustainable life, wrote a story in their newsletter about the SMATT system they are building for TMT.
The teams working on TMT’s Segment Handling System (SHS) and utility system design received some good news following a series of critical review meetings earlier this spring. The TMT Telescope...
HHV was short-listed by the TMT International Observatory (TIO), and India TMT Co-ordination Committee (ITCC) to develop the conceptual design of the coater for secondary and tertiary mirrors of...
The fabrication of TMT’s primary mirror segments at Coherent Inc. in California continues to progress well. To date, a total of 19 M1 polished roundels have been delivered to TMT’s secure warehouse...
The successful production of TMT polished glass-ceramic (M1 roundels) is ramping up according to plan.
Last month, I talked with the India-TMT Optics team and one of their industrial partners, Optica. We discussed their work for TMT’s primary mirror, for which India is providing 84 of the 492...
The TMT Laser Guide Star Facility (LGSF) has successfully completed the first phase of its Preliminary Design Review (PDR1). The LGSF will be responsible for generating artificial laser guide stars...
In a previous set of blog entries, we discussed the principle of adaptive optics, which TMT will use to remove the effects of turbulence in the Earth's atmosphere. TMT's first light adaptive optics...
A virtual meeting was conducted on April 5, 2021 between representatives of the National Astronomical Observatory of Japan (NAOJ, TMT Japanese Partner Institution) and the TMT Project Office...
TIO recently celebrated the completion of another eight newly polished roundels produced for the TMT primary mirror by Canon in Japan. The TIO and NAOJ teams responsible for the mirror polishing...
TMT and Coherent reached a new milestone this month with the completion of the first two roundels for TMT’s Primary Mirror (M1). Coherent precisely contoured and polished the optical surfaces of...
TMT, in partnership with Larson Packaging Company, recently celebrated the successful design and completion of TMT’s Primary Mirror Assembly Shipping Container (PMASC). The shipping container will...
A major milestone for the international Thirty Meter Telescope project (TMT) was reached in October 2020, as TMT selected California-based Coherent, Inc. for the Hexagonal cutting of the US...
The Thirty Meter Telescope Optics Group recently reached a critical production milestone, with the approval of the first polished roundel (# SN023) for TMT’s Primary Mirror (M1). Teams at TIO,...
The newly built India-TMT Optics Fabrication Facility (ITOFF) was recently inaugurated by Vice President of India Shri. Venkaiah Naidu at the Center for Research and Education in Science &...