Jewel Optics: A New Technique for Combining Light from Multiple Telescopes

Friday 28 February 2025


A new technique for combining light from multiple telescopes has been developed, allowing astronomers to create sharper images of distant objects than ever before. The method, called Jewel Optics, uses a unique arrangement of lenses and mirrors to combine the light from multiple telescopes into a single, high-resolution image.


Traditionally, astronomers have used a technique called aperture masking interferometry (AMI) to combine the light from multiple telescopes. AMI works by blocking out parts of the light from each telescope and then recombining it in a way that creates a higher resolution image. However, this method has its limitations – for example, it can only be used with telescopes that have identical mirrors.


Jewel Optics gets around these limitations by using a different approach. Instead of blocking out parts of the light from each telescope, Jewel Optics uses a series of lenses and mirrors to redirect the light in a way that creates a higher resolution image. This allows astronomers to combine the light from multiple telescopes with different-sized mirrors, which can be useful for studying objects that are too large or too distant to be studied with a single telescope.


One of the key advantages of Jewel Optics is its ability to create high-resolution images of distant objects. By combining the light from multiple telescopes, Jewel Optics can produce images that are 10 times sharper than those produced by traditional AMI methods. This could be particularly useful for studying objects like black holes and neutron stars, which are difficult to image because they emit very little light.


Jewel Optics has already been tested with a prototype designed for use in the VAMPIRES instrument at the Subaru telescope. The results have been promising – the prototype was able to create high-resolution images of distant objects that were previously impossible to study using traditional AMI methods.


The development of Jewel Optics is an important step forward for astronomers, as it opens up new possibilities for studying the universe. With Jewel Optics, scientists will be able to create sharper images of distant objects and gain a better understanding of the universe’s most mysterious phenomena.


Cite this article: “Jewel Optics: A New Technique for Combining Light from Multiple Telescopes”, The Science Archive, 2025.


Telescopes, Jewel Optics, Aperture Masking Interferometry, Astronomy, Mirrors, Lenses, Resolution, Black Holes, Neutron Stars, Subaru Telescope


Reference: Adam K. Taras, Grace Piroscia, Peter Tuthill, “Jewel Optics I: non-redundant Fizeau beam combination without the guilt” (2025).


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