Our company is involved in preparing official permits from the Polish Ministry of Development and Technology, which allows us to export all dual-use drones, optics, and portable radiophones without VAT on the Polish side / and without VAT on the Ukrainian side.
Chroma Filters OIII 1,25", 3nm (66699)
OIII Filter: The narrowband O-III 3nm filter is specifically crafted for nebula observation, allowing a 3nm bandwidth of light centered on a wavelength of 500nm, corresponding to OIII emission lines, while effectively blocking out all other wavelengths.
Karol Łoś
Product Manager
/ ![]()
+48603969934
+48507526097
[email protected]
OIII Filter: The narrowband O-III 3nm filter is specifically crafted for nebula observation, allowing a 3nm bandwidth of light centered on a wavelength of 500nm, corresponding to OIII emission lines, while effectively blocking out all other wavelengths.
Specifications:
Capacity:
Connection (to the telescope): 1.25"
Frame: 1.25"
Mount Material: Aluminium
Central Wavelength (nm): 500.7
Half-Value Width (nm): 3
General:
Type: Filters
Type of Build: Line filter
Area of Application:
Useful for Photographs: Yes
Nebulae & Galaxies: Yes
Planetary Nebulae: Yes
Supernova Remains: Yes
Our company is involved in preparing official permits from the Polish Ministry of Development and Technology, which allows us to export all dual-use drones, optics, and portable radiophones without VAT on the Polish side / and without VAT on the Ukrainian side.