DAYSTAR QUARK H-ALPHA FILTER bundle The included filter holder has

The included filter holder has a M48 x 0

enhance contrast and to absorb stray light

This adapter allows you to directly thread the ESATTO 2" onto the back of Schmidt-Cassegrain telescopes such as the Celestron 11" & 14" SCT and EdgeHD 925

It also features screws for adjusting focuser's orthogonality with respect to the optical axis of the telescope in order to perfectly adjust ESATTO to your telescope

The mount is normally available alone for Cassegrain focus type telescopes (standard version) and we can supply the correct flanges to accommodate the customer’s optics

DAYSTAR QUARK H-ALPHA FILTER bundle The included filter holder hasThe DayStar Instruments Quark Hydrogen alpha Eyepiece is a revolution in Solar observation and imaging, allowing users to experience incredible views with their telescope of choice for a fraction of the cost of competing, purpose built Solar telescopes. To prevent damage to your telescope, the Quark must be used with an appropriate energy rejection filter (sold separately). For refractors under 120mm of aperture, a screw in UV IR cut filter can be