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New 2-in Narrowband Filter SII 7nm

(1 customer review)

$272.77

The ZWO narrowband S-II 7nm filter passes light at 672nm wavelength with a bandpass of 7nm which is designed for nebula observation.

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SKU: ASC2112AF-1 Categories: , ,
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The ZWO narrowband S-II 7nm filter passes light at 672nm wavelength with a bandpass of 7nm which is designed for nebula observation.

Weight0.15 kg
Dimensions7.5 × 7.5 × 2 cm

1 review for New 2-in Narrowband Filter SII 7nm

  1. English

    Ashraf Alsaleh (verified owner)

Only logged in customers who have purchased this product may leave a review.

  • FWHM:7±0.5nm
  • Fine-optically polished to ensure accurate 1/4 wavefront  over the both surfaces
  • About 90% transmission at SII line 672nm
  • Infrared wavelength 700-1100nm cut-off
  • <0.1% transmission of off-band, OD3(Optical Density)
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