Astromania 2" ED 2X Dual Power Telescope Barlow Lens for Telescopes - Bundle with - 2" O-III Filter
$119.93
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$119.93
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by soukofjewels.com
Free 30-day returns Details
Product details
| Management number | 208573761 | Release Date | 2026/03/22 | List Price | $47.97 | Model Number | 208573761 | ||
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- 2Inch O-III Filter greatly enhances contrast during visual observation of gaseous and planetary nebulae in all sky conditions; astrophotographic 2inch filter allows high-contrast imaging even in areas with strong light pollution
- Especially useful for large aperture telescopes through which the light of the Moon can be extremely overwhelming; allowing just for the Double Ionized Oxygen lines between 496nm to 501nm to pass through at 95 percent
- Completely blocks virtually all other visible wavelengths of light so views of nebulas are optimized; increases contrast through selective filtration-Anti-reflection coated to prevent glaring and ghosting
- More aperture provide good image with high contrast; ED glass means visible colour aberrations are reduced to minimum with sharp image; all lens surfaces have been provided with multi coated to reduce reflections
- For astrophotography; sometimes more focal length is required in order to be seen at a reasonable size in the image especially for compact objects; there is also no shadowing apparent on small image format camera chips for big plus
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