High Quality 45 degree Image Correcting Diagonal for comfortable land and ocean viewing with refractors.

ProStar / Sky-Watcher 45 degree Erecting Diagonal (1.25-inch)

If you have a conventional refracting telescope used for astronomy that produces an inverted image when looking at land subjects, this special prism diagonal will correct the view for normal left to right corrected terrestrial viewing.

ProStar 45 degree Erecting Diagonal 1.25-inch

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