This webpage contains information on the optical and mechanical systems of the INT main optics.

INT Main Optics

• Optical layout of the INT
  Optical layouts and Zemax figures of INT.

• Main mirrors at the INT
  Optical and mechanical characteristics of the primary and secondary mirrors at INT.

• Foci at the INT
  Optical characteristics (focal length, focal ratio, field diameter, image scaling) of the INT foci.