Size: 49mmIts difficult to get high resolution and clear vision while shooting at night. A Night Sky filter works wonders by making the backdrop of space appear more black, making each individual star stand out more, significantly increasing starlight definition. Our ultra-slim circular filter frames are designed to eliminate vignetting on wide-angle full-frame setups.
HOW TO CAPTURE BRIGHTER STARLIGHT: Sky darkness and light pollution are going to be the two most essential factors which determine how bright your starlight will be. When the moon is at its brightest phase starlight can appear up to 50% less bright. If strong light pollution exists starlight brightness can appear 50% less bright. When the moon is at its brightest phase starlight can appear up to 50% less bright as well. When moon brightness is at its highest level and theres a high level of light pollution exists starlight can appear 100% less bright. Little to no light pollution and a dark moon phase combined increases starlight brightness significantly. A Night Sky filter works wonders by making the backdrop of space appear more black, making each individual star stand out more, significantly increasing starlight definition. We stand behind all our products 100%. Each and every filter is guaranteed to be free of craftsmanship defects for a period of 25 years. USA-based customer service phone support email support live chat support