This field flattener is designed to work with the Altair Astro Wave 115ED Triplet refractors with 3.7" focuser. It has an M48 rear thread adaptor for connecting your DSLR or CCD camera giving 55mm distance to the camera sensor.
This reducer / field flattener is designed to work with the Altair Astro Wave 125EDF refractors with 3.7" focuser. It has an M48 rear thread adaptor for connecting your DSLR or CCD camera.
This reducer / field flattener is designed to work with the Altair Astro Wave 130EDT refractors with 3.7" focuser. It has an M48 rear thread adaptor for connecting your DSLR or CCD camera.
This reducer / field flattener is designed to work with the Altair Astro Wave 150EDF refractors with 3.7" focuser. It has an M48 rear thread adaptor for connecting your DSLR or CCD camera.