Orion 5657 2-Inch UltraBlock Narrowband Eyepiece Filter
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$99.99
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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
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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