celestron

This Celestron 20 x 50mm UpClose G2 is a very inexpensive, very high power porro prism that's light enough to allow comfortable strain-free extende...

This Celestron Omni is a good quality medium power eyepiece at a good low price. It's designed for detailed lunar observing, for getting up close a...

 This is a good quality medium power fully-multicoated eyepiece at a very economical price for the astronomer on a budget. It's designed for lunar ...

This fully-multicoated eyepiece is one of the shortest focal length and most economically-priced Plössl eyepieces available. It's designed for very...

This is a good quality fully-multicoated high power eyepiece at a good low price. It's designed for high magnification lunar and planetary observin...

This fully-multicoated Plössl is a good quality medium high to high power eyepiece at a sensibly low price. It's designed for high magnification lu...