MiniCat 51 WIFD f/3.5 SpaceCat Optolong 1mm) long Cover cap weight:

1mm) long Cover cap weight: 12

If you are willing to take the corrector plate off and clean the inside

This also means there's no need for a separate field flattener—your stars will sharp all the way to the corners

High quality optics start with each lens and/or mirror being hand selected so only the finest grade of optical glass is used

Quality materials – LEGO® building bricks are manufactured from high-quality materials

MiniCat 51 WIFD f/3.5 SpaceCat Optolong 1mm) long Cover cap weight:SpaceCat Version in Space Grey. The MiniCat 51 is designed for photography enthusiasts who love wide angle views. Its standout feature is an ultra bright f 3. 5 aperture, allowing you to capture faint nebulae or comets in a very short time. (The f 3. 5 aperture lets in twice as much light as an f 5 aperture.) The MiniCat uses the latest Petzval design with 6 lens elements, including 2 Super ED and lanthanum lenses to perfectly control chromatic