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Telescope & Microscope Accessories

Telescope Accessories

Alstar 1.25" O-III Filter - Enhance Contrast in Dark Skies - Observe Clear Veil, Ring, Dumbbell and Orion Nebula, Among Many Other Objects

R 2,460

or 4 x payments of R615.00 with Payflex

Payflex

Availability: Currently in Stock

Delivery: 10-20 working days

Alstar 1.25" O-III Filter - Enhance Contrast in Dark Skies - Observe Clear Veil, Ring, Dumbbell and Orion Nebula, Among Many Other Objects
- Each Alstar 1.25 inch O III Filter is individually inspected and proudly inscribed with the percentage of light transmittance of the two O III emission lines
- Not only useful at light polluted sites; the contrast is also increased at dark sky sites; can be used with all 1.25 inch eyepieces; Filter made from high grade glass with dichroic interference and antireflection coatings
- 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
- 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 496 nm to 501 nm to pass through at 95 percent
- 1.25 inch O III Filter greatly enhances contrast during visual observation of gaseous and planetary nebulae in all sky conditions; The 1.25 inch filter allows high contrast imaging even in areas with strong light pollution
Country USA
Brand A ALSTAR
Manufacturer A ALSTAR
Binding Electronics
ItemPartNumber 6971336220360
Model SKU_AM_OF1A
EANs 6971336220360
ReleaseDate 0000-00-00

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