The Tamaya 4x40 Scope fits either the Tamaya Spica or Tamaya Jupiter sextants. It has an angle view of 7° and relative brightness of 100. This powerful scope is reliable in nighttime as well as daytime conditions. All surfaces of the lens have a protective coating to help transmit light and reduce glare. Interchangeable telescope for all Tamaya Sextants (sold separately) Corrosion-resistant black finished aluminum 4x40 mm Scope Angle of view 7° Relative brightness 100 Fully coated Two year warranty.