Orion 5654 1.25-Inch UltraBlock NarrowBand Filter


On Sale Now! Free Shipping Included! Save 3% on the Orion 5654 1.25-Inch UltraBlock NarrowBand Filter by Orion at Battlefield Portraits. MPN: 5654. Hurry! Limited time offer. Offer valid only while supplies last. The UltraBlock is a great filter for deep-sky observers located at highly light-polluted sites. Blocks all forms of light pollution - mercury vapor and sodium emission bands - while passing the critical hydrogen-beta and ionized oxygen wavelengths. With an UltraBlock, emission and planetary nebulas surface from the washed-out background sky. In dark skies, the UltraBlock also enhances the sky presence of a significant number of fainter deep-sky objects over unfiltered and wideband-filtered views


Orion 5654 1.25-Inch UltraBlock NarrowBand Filter by Orion
4.4 out of 5 stars with 19 reviews
Condition: New
Availability: In Stock
$82.46
$79.99
You Save: 3%


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Product Description & Reviews

The UltraBlock is a great filter for deep-sky observers located at highly light-polluted sites. Blocks all forms of light pollution - mercury vapor and sodium emission bands - while passing the critical hydrogen-beta and ionized oxygen wavelengths. With an UltraBlock, emission and planetary nebulas surface from the washed-out background sky. In dark skies, the UltraBlock also enhances the sky presence of a significant number of fainter deep-sky objects over unfiltered and wideband-filtered views.

Features & Highlights

  • In areas plagued with significant light pollution, our UltraBlock eyepiece filter greatly increases contrast of emission and planetary nebulas
  • Allows you to see features and details through a telescope that would normally be lost due to light pollution
  • Blocks all forms of light pollution while passing critical hydrogen-beta and ionized oxygen wavelengths of light
  • Enhances the sky presence of a significant number of fainter deep-sky objects
  • Use with any filter-thread equipped 1.25" Orion eyepiece. Metal filter cell construction.

Additional Information

Brand:
Orion
Manufacturer:
Orion
Category:
Telescope Accessories
Model:
5654
MPN:
5654
UPC:
887578791468
EAN:
0887578765506
Part Number:
5654
Publisher:
Orion
Binding:
Electronics
Package Weight:
0.15 pounds
Package Size:
3.1 x 0.9 x 3.2 inches

 


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