Askar Focal Plane Adjuster - FPA vendor-rigel-systems 93 arc seconds Light Gathering

93 arc seconds Light Gathering Power (Compared to human eye): 329x Secondary Mirror Obstruction: 51mm (2

Frames Per Second:  31

model #3339R-SGP fits the SkyGuider-Pro mount

The case is the perfect place to store your tripod when not in use

Askar Focal Plane Adjuster - FPA vendor-rigel-systems 93 arc seconds Light GatheringMost of the focal plane adjusters not the market today use a three point push pull mechanism to make adjustments. However, when adjusting the tilt angle in this manner, the relative distance between the two ends changes, thus changing the back focus and lowering star quality at the edges of the image. The Askar focal plane adjuster uses a unique spherical adjustment design to adjust the tilt angle, ensuring the focal plane is perpendicular to the