SVBONY SV139 Moon Filter for Telescope 1.25 inch,ND8 Neutral Density Filter | Aluminum Frame Design ,Standard M28.5×0.6mm threads,12.5 Percent($13.99Value)

Description

Neutral Density ND Filter; giving great versatility in changing light; reduces the amount of light without effecting color balance; perfectly neutral color will not alter the natural color of the moon High-quality optical lenses; made by completed professional optical glasses; Multi-layer coating; ND8 filter transmits only 12.5% of the incoming light; it has outstanding image sharpness and perfect colour neutrality 1.25'' barrel diameter; metal filter cell threads directly into the 1.25 inch barrel of your telescope eyepiece; useful for different caliber astronomical telescopes through which the light of the moon can be extremely overwhelming Great Filter Frames; Filter Frames made by aluminum alloy; the serrated design of the edge of the frame makes it easy to install;Increase surface durability Extend shooting time; such as wanting to shoot misty flowing water in very bright places; Exposure time can be greatly extended to blur pedestrians or even completely SV139 1.25" Neutral Density ND filter reduces glare so you can see more lunar detail and surface features with your telescope

ND0.9 filter perfects for viewing Last Quarter Moon:
3 weeks after new;we again can see half of the illuminated part;this is usually called last quarter;Quarter Moon-a week after the new moon;when the Moon has completed about a quarter of its turn around the Earth;we can see half of the illuminated part; that is;a quarter of the Moon;this is the first quarter phase;it's very good effect to use the ND0.9 filter In this two time period

Performance optics glass:
SV139 ND0.9 filter is coated on both sides, reduction of scattering light. SV139 ND0.9 filters are made of HD optics glass that have good level of transmittance

Premium material:
Aluminum alloy frame sealing ring makes it have better tightness, which can avoid fall or loose.Extra tough Magnalium frame that ensures durability

Sturdy plastic case:
A sturdy plastic case for this filter kit is convenient to carry and store;It is convenient to store your filters, protecting your filter from dust, shake and scratches

Specifications:
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*0.6mm
Net Weight: 5.0g / 0.19oz
Note: Eyepiece are NOT included

Package Includes:
1×SVBONY 1.25" ND8 Filter
1×Sturdy Plastic Case