The value must have 2x barlow lens doubles the magnification of any 1.25 inch eyepiece;double the capacity of an existing set eyepieces at the cost of a single eyepiece
2 element one group broadband green film multi coated optical glass;the housing is blackened to maximize image contrast;both that gets high quality observation without additional chromatic aberration;make image more crisp and sharp
Quality aluminum stock and black anodized body with M42x0.75mm thread;work as a t adapter;connect DSLR or SLR camera to telescope easily via a separate sale t ring adapter
Help you watch the moon comfortably; The 1.25 Neutral Density Moon filter can reduce the amount of light reaching the film without affecting the color; and reduces glare so you can see more lunar detail and surface features with your telescope
Suitable for watching the crescent moon; As the Moon moves around the Earth; we get to see more and more of the illuminated half; and we say the Moon is waxing; At first we get a sliver of it; which grows as days go by; This phase is called the crescent moon; It’s very good effect to use the ND0.6 filter at this time