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March 14th: The store will be closed on Friday as we will be out all night to observe and image the total lunar eclipse! Good eclipse!
March 14th: The store will be closed on Friday as we will be out all night to observe and image the total lunar eclipse! Good eclipse!
Baader Methane Filter 889nm - 8nm 1.25"

Baader Methane Filter 889nm - 8nm 1.25"

by Baader Planetarium
SKU BAA-2458295
$0
$267.00 USD - $267.00 USD
$267.00
$267.00 USD - $267.00 USD
$267.00 USD
Availability:
Backordered
Contact us to know when we will receive our next ones!

Free Shipping on most orders above $350*

More information

  • Schott RG 830 substrate with super stack dielectric coating
  • For pure methane band transmission, planetary imaging
  • Non-aging sealed coating edges

Specifications

MANUFACTURER Baader Planetarium
SKU (#) 2458295
EAN CODE 4047825023285
WEIGHT (KG) 0.06
TRANSMISSION RANGE Methan
FILTER THICKNESS (WITHOUT CELL) 2 mm
HBW (HALFBANDWIDTH) 8nm
CWL (CENTRAL WAVELENGTH) 889 nm
AR-COATING dielectrically coated, planeoptically polished
FILTER SIZE 1 25 inch
FILTER USAGE CCD, Planetary, Specialty
FILTER MOUNTED Mounted (LPFC 6mm)
TYPE OF FILTER Narrowband
SINGLE OR SET? Single Filter
FILTER SHAPE round

FAQ - Problems with filters can have the strangest causes

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