バーダープラネタリウム 1.25インチ ND 0.9 ニュートラルデンシティフィルター - FND1-1

Finally, the Moon is actually comfortable to look at without squinting. The multicoated glass cut the glare just enough to see craters clearly, and it threaded onto my eyepiece without any cross-threading. For the price, this does exactly what it should.

The filter threads onto my eyepiece easily and the multicoating really cuts the glare, letting me actually make out surface detail on the moon without squinting. It's definitely a solid addition for the price I paid.

The multicoating on this filter does exactly what it's supposed to—cuts the glare down to a comfortable level without washing out any detail. I popped it on my eyepiece and the lunar surface stayed sharp and contrasty even at higher magnification.