CDK400 Observatory System Brand_iwata The NiSi S6 150mm Filter

The NiSi S6 150mm Filter Holder Adapter Ring is designed to enable the use of a NiSi S6 150mm Filter Holder System on a Sigma 14mm f/1

On the top of sliding arm of tilt axis : One 1/4 thread hole for installation of extension support or other accessories

and sharpness

This is the adapter only and is compatible with the Circular S6 filters

CDK400 Observatory System Brand_iwata The NiSi S6 150mm FilterPlease contact us if you are interested in this telescope. Enjoy exceptional optical and tracking performance for astrophotography, or research, with the CDK400 package! Includes a CDK17 optical tube and L 500 mount. CDK17 optical tube: f 6. 8 and 2939mm focal length No coma, no off axis astigmatism, and no field curvature. Pinpoint stars across a 70mm image circle. Rock solid fused silica mirrors with low thermal expansion. Carbon fiber optical tube