StarField Bahtinov Mask - 60 mm - FM-60 Global recommendation giving you a total of

giving you a total of ten power combinations

it is a very nice looking optical instrument

Meade/Coronado Product Number: PST

The Celestron Omni XLT 102 - 4" Refractor Telescope w/German Equatorial Mount comes backed with a two year Celestron warranty and will endure as long as your Celestron Telescope and fascination with the Cosmos

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StarField Bahtinov Mask - 60 mm - FM-60 Global recommendation giving you a total ofThis StarField Bahtinov Mask is sized for 60 mm optics. While basic, often home made focus masks have been used for quite some time, the Bahtinov mask, with it's distinctive pattern, is unique. Invented by Russian amateur astronomer Pavel Bahtinov, this mask has quickly become the astro imager's choice for fine focusing a telescope. To use, place the Bahtinov mask in front of the main optics of your scope and take a picture to see the diffraction