Founder Optics 1x Universal Flattener for Refractors demo forming few or no chemical

forming few or no chemical compounds with other elements) that prevents adverse reactions with eyepiece components and therefore extends the longevity of the internal components

Boasting a generous 102mm aperture and cutting-edge optics

has the advantages for astrophotographers and visual astronomers found in our metal-tube ED102 models

7" (144 mm) with 150mm top plate

● Specifications are subject to change without notice

Founder Optics 1x Universal Flattener for Refractors demo forming few or no chemicalThe Founder optics Universal 1x flattener provides correction to all refractors F 5 to F 7 for a flat field and sharp, pinpoint stars in your images. Included with the flattener are interchangeable M42 and M48 adapters for maximum compatibility with your imaging system. On the telescope side, the flattener is a push fit 2" that is threaded to accept all standard 2" filters, such as light pollution narrowband filters. This fully multi coated flattener