SkyMentor 6-Piece ND Filter Kit with Aluminum Case - 1.25" - TA191
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$55.00 CAD
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SkyMentor 6-Piece ND Filter Kit with Case - 1.25"
These Neutral Density(ND) filters are suitable for 1.25-inch eyepieces. These filters can reduce the overall brightness of the moon's surface, so you can see more details and surface features of the moon with your telescope. There are 6 different strengths:
| ND | OPTICAL DENSITY | F-STOP REDUCTION | TRANSMITTANCE % |
| ND2 | 0.3 | 1 STOPS | 50% |
| ND4 | 0.6 | 2 STOPS | 25% |
| ND8 | 0.9 | 3 STOPS | 12.5% |
| ND16 | 1.2 | 4 STOPS | 6.25% |
| ND32 | 1.5 | 5 STOPS | 3.12% |
| ND64 | 1.8 | 6 STOPS | 1.56% |
The metal filter cell threads directly into the 1.25'' barrel of your telescope eyepiece. These filters result in perfectly neutral color will not alter the natural color of the moon.