Baader Green Color Filter

$67.84$101.12

  • Green 500nm bandpass filter.
  • Provides the sharpest images with achromatic and refractors (eg double star observations.
  • Improves the visibility of CO2 Hoarfrost and ground fog on Mars.
  • Increases contrast between red and blue regions on Jupiter and Saturn.
  • Provides the best contrast for lunar craters Tyco, Copernicus and Kepler.
  • Multi-coated for max contrast; no reflections, scatter or dimming.
  • Planeoptically polished to within 30 seconds of arc for a sharp image at high magnification with non-ageing sealed coating edges.
  • Both sides 7-layer AR coating with only 0.25% residual reflection per surface. This is the most antireflective that has ever been undertaken with color filters.
  • 2458304 (1.25″), 2458314 (2″)
Clear
Availability: Approximatively 7 to 10 days when on order. Contact us for stock status.

Please note that due to Covid-19 and a high volume of orders, some products could be on backorder at our suppliers and may have longer delays for the delivery. Contact us for stock status.

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373 Gentilly Ouest
Longueuil, Québec
Canada, J4H 1Z9
Tel: (450) 463-5072
Fax: (450) 463-3409
Sans frais: 1 888 540-0444

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