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Professor Richard McDermid

👤 Speaker
58 total appearances

Appearances Over Time

Podcast Appearances

The Science Show
Response to Australia’s ASO rejection

My involvement with the European Southern Observatory, or ESO, is through an instrument that we're building for the European Southern Observatory called MAVIS.

The Science Show
Response to Australia’s ASO rejection

It's actually an acronym of acronyms.

The Science Show
Response to Australia’s ASO rejection

So the M stands for multi-conjugate adaptive optics.

The Science Show
Response to Australia’s ASO rejection

And so that's a technique that helps us correct for the blurring effects of Earth's atmosphere.

The Science Show
Response to Australia’s ASO rejection

So that's the M, assisted visible imager and spectrograph.

The Science Show
Response to Australia’s ASO rejection

So that's why we shortened it to Mavis, because otherwise it's a bit of a mouthful.

The Science Show
Response to Australia’s ASO rejection

So Mavis, it's a one-of-a-kind instrument.

The Science Show
Response to Australia’s ASO rejection

There's nothing like this that currently exists in the world.

The Science Show
Response to Australia’s ASO rejection

And it's bringing together a number of different technologies, hence the long name.

The Science Show
Response to Australia’s ASO rejection

But it's also feeding a camera that can take images.

The Science Show
Response to Australia’s ASO rejection

And then also this integral spectrograph called an integral field spectrograph.

The Science Show
Response to Australia’s ASO rejection

ESO has four 8-metre telescopes, that's the four largest operational telescopes that they have.

The Science Show
Response to Australia’s ASO rejection

Mavis is going on one of those, which itself has very special capabilities.

The Science Show
Response to Australia’s ASO rejection

So basically ESO have adapted one of these 8-metre telescopes with additional capabilities that involve multiple lasers.

The Science Show
Response to Australia’s ASO rejection

So if you look up online information about ESO, you often see telescopes with exciting laser shoots up.

The Science Show
Response to Australia’s ASO rejection

One of them has multiple lasers, so four of them.

The Science Show
Response to Australia’s ASO rejection

That's part of the technology that makes this telescope special.

The Science Show
Response to Australia’s ASO rejection

The other part is that one of its big mirrors, not the eight meter one, but the very next one that the light hits, called the secondary mirror.

The Science Show
Response to Australia’s ASO rejection

That secondary mirror is also very large for such a device.

The Science Show
Response to Australia’s ASO rejection

It's like over one meter diameter.

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