Askar Focal Plane Adjuster - FPA vendor-rigel-systems Tele Vue Advanced Tele-Pod with

Tele Vue Advanced Tele-Pod with Encoders

Frames Per Second:  31

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

Telescope Compatibility: Celestron 8” Schmidt-Cassegrain and EdgeHD Telescopes Filter diameter (external) 235 mm Filter diameter (internal) 225 mm Filter thickness 32

Minor mirror axis is 65 mm for Full Frame illumination

Askar Focal Plane Adjuster - FPA vendor-rigel-systems Tele Vue Advanced Tele-Pod withMost 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