Sell Svbony SV139 Telescope Filter Moon Filter Kit 1.25 inch ND4/ ND8/ ND16/ ND1000 for Telescope Eyepiece Reduce Overall Bri best price

SVBONY SV139 Neutral Density(ND) filter is suitable for 1.25-inch eyepiece. The filter can reduce the overall brightness of the moon's surface. so you can see more details and surface features of moon with your telescope. Features: 1. The 1.25'' Neutral Density Moon filter reduces glare, so you can see more lunar details and surface features with your telescope. The metal filter cell threads directly into the 1.25'' barrel of your telescope eyepiece 2. Perfectly neutral color will not alter the natural color of the moon 3. ND0.6 transmits 25% of the incoming light, ND0.9 transmits 12.5% of the incoming light，ND1.2 transmits 6.25% of the incoming light， ND3 transmits only 0.1% of the incoming light 4. We have four different sizes for you to choose from. Different sizes suitable for different moon phases. ND0.6 filter suitable for waxing crescent moon; ND0.9 filter suitable for first quarter moon and last quarter moon; ND0.9 filter suitable for Waning gibbous moon and waxing gibbous moon; ND3 filter suitable for full moon observation Specifications: Model: ND4 Size: ND0.6 Type : Neutral Density Filter Material: Aluminum Frame, Metal Thread and Optical Glass Barrel diameter: 1.25'' Optical density value: 0.6 Transmission: 25% Thread: Standard M28.5*0.6 Suitable moon phase: Waxing crescent moon Model: ND8 Size: ND0.9 Type : Neutral Density Filter Material: Aluminum Frame, Metal Thread and Optical Glass Barrel diameter: 1.25'' Optical density value: 0.9 Transmission: 12.5% Thread: Standard M28.5*0.6 Suitable moon phase: first quarter moon last quarter moon Model: ND16 Size: ND1.2 Type : Neutral Density Filter Material: Aluminum Frame, Metal Thread and Optical Glass Barrel diameter: 1.25'' Optical density value: 1.2 Transmission: 6.25% Thread: Standard M28.5*0.6 Suitable moon phase: Waning gibbous moon Waxing gibbous moon Model: ND1000 Size: ND3 Type : Neutral Density Filter Material: Aluminum Frame, Metal Thread and Optical Glass Barrel diameter: 1.25'' Optical density value: 3.0 Transmission: 0.1% Thread: Standard M28.5*0.6 Suitable moon phase: Full moon Package Includes: 1×1.25" ND4 Filter or None 1×1.25" ND8 Filter or None 1×1.25" ND16 Filter or None 1×1.25" ND1000 Filter or None 4×Sturdy Plastic Case