Like in a camera lens, focal length is the measurement of how far the light travels once it enters the main optic of a telescope until it reaches the point of focus. This measurement is half of what determines how zoomed in the view or image will be, with the eyepiece or the camera ...
Between the "sweet focus" spot and defocused spot but it's doable. Had it and played around with it in an effort to streamline and lighten my rig. Complicates your image train a...read more Rommel C. ZWO Off-Axis Guider - Large 12/26/2023 Great service I did initially ordered th...
To gain access to the back of the mirror for removal of the mold, we lift the mirror with a steel frame and turn it into a vertical plane. Most of the silicon carbide floor tiles and all of the ceramic fiber boxes are still attached, nearly doubling the weight supported. The lifting ...
I purchased this to power and control the pegasus astro 14" EdgeHD focus motor kit. The controller is light and works well. The manual focus knob is very convenient. I like the temperature sensor. I needed to run a dedicated USB cable - without an intervening (passive) USB hub - to ma...