KnowraOptical telescopeLinked fromLinked fromThe 12 pages that link to Optical telescope, each with the reason it gives.All 12Broader topic 3Related 3Narrower topic 3Compared with 3Radio telescopeCompared with: Optical telescopes observe a different part of the spectrum and use mirrors or lenses to form images.Astronomical interferometerCompared with: A single optical telescope avoids the signal-combination demands of an array but has a smaller aperture.Infrared telescopeCompared with: Optical telescopes target shorter wavelengths and generally face less thermal background than infrared instruments.