ZWO ASI585MC USB3.0 Color Astronomy Planetary Camera - ASI585MC RedCat The front lens group consists

The front lens group consists of three lenses (including two pieces of ED glass) for excellent correction of aberrations

this accessory allows you to connect any smartphone to any telescope eyepiece with an outside diameter of 45 mm or smaller

Eye Relief: 20 @ 10x

William Optics Diffraction Spikes Bahtinov Focusing Mask

ZWO ASI585MC USB3.0 Color Astronomy Planetary Camera - ASI585MC RedCat The front lens group consistsThe ZWO ASI585MC Color Planetary Camera uses the IMX585 back illuminated CMOS image sensor, which uses Sony STARVIS 2 technology for zero amp glow, lower dark current noise, and a large full well capacity. This camera is suitable for planetary, solar & lunar imaging, or for use as an all sky or live camera to observe weather conditions. The Sony IMX585 has 3840 x 2160 resolution and a pixel size of 2. 9um. The IMX585has a diagonal size of 1 1 2", with