Orion 5657 2-Inch UltraBlock Narrowband Eyepiece Filter

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The UltraBlock is the 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.

ASIN #B0000XMUTQ
EAN #0759270056575
UPC #759270056575


SKU: ASIN-B0000XMUTQ Category:

Description

The UltraBlock is the 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.

Binding Electronics
Brand Orion
Label Orion
Manufacturer Orion
Model 5657
Package Quantity 1
Part Number 5657
Product Group Photography
Product Type Name TELESCOPE
Product Type Subcategory filters
Publisher Orion
Studio Orion
Title Orion 5657 2-Inch UltraBlock Narrowband Eyepiece Filter

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