StarPointer Pro Finderscope Astrophotography If you want to use

If you want to use 1

1 mm and a “tip positive” polarity

Subexposure duration: the histogram method      79

the NexStar102 SLT is optimal for scanning large areas of the sky and for superb terrestrial (land) viewing

The Rowe-Ackermann Schmidt Astrograph (RASA) produces images in a fraction of the time compared to other optical tubes

StarPointer Pro Finderscope Astrophotography If you want to useDesigned by astronomers for astronomers, this premium finderscope allows you to precisely zero in on your target Projects a dual circle reticle, not a red dot that can obscure your subject Larger 40 mm optical window offers a wider field of view so you can acquire targets quickly and easily Brighter LED for easy visibility during the day Easy dovetail connection; no tools required Spend less time centering your target and more time stargazing with