SV106 provides you with a compact & lightweight star guiding solution. SV106 60mm multi-use guide scope with Helical Focuser is an ideal addition to any astrophotographer's collection of gear. Works with most short-medium focal length imaging systems. It features a smooth spiral focuser for fine focus and a sliding mechanism for coarse focus, providing flexibility and control. The SV106 guide mirror has a longer service life. It has an all-metal optical structure that is durable and not easy to damage.1.SV305C is a color entry-Level planetary camera; which has good performance in planetary photography; solar and lunar photography; and is very suitable for EAA 2.SV305C planetary camera uses IMX662 sensor; 1/2.8” back-illuminated sensor; 2.9um pixel size can accommodate 38ke full well charge; can effectively avoid overexposure 3.The IMX662 sensor has low readout noise; no glow; NIR is improved; especially in the red spectral band; the light sensitivity has been greatly improved 4.The SV305 planetary camera has set the planetary high-speed mode and sky space long exposure mode in the sharpcap software; which can be quickly set with one key according to the actual shooting; and can be saved for the convenience of one-key setting next time.