Lunt Solar Systems 40mm Energy Rejection Filter

Lunt Solar Systems 40mm Energy Rejection Filter

Lunt Solar Systems 40mm Energy Rejection Filter

B&H # LUHQDLIR40 MFR # LS40ERF
Lunt Solar Systems 40mm Energy Rejection Filter

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Expected availability: 7-10 business days

Product Highlights

  • Schott RG630 Optical Filter Glass
  • Diffraction-Limited with IR Cut
  • <1/4 Wave T Wavefront
  • Dielectric IR-Blocking Coatings
  • Broadband Anti-Reflection Coatings
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Diameter: 40

40 50

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75

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100

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$0.00 Tax Collected Outside NY and NJ

You Pay: $99.00

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  • 1Description

For the experienced viewer who wants to build their own solar scope, Lunt Solar Systems offers this unmounted Energy Rejection Filter (ERF) for use in H-alpha solar filters. Made of Schott RG630 optical filter glass, it is diffraction-limited with IR Cut and a <1/4 wave T wavefront. One side features dielectric IR-blocking coatings while the second side has broadband anti-reflection coatings.

Material Schott RG630 optical filter glass
Diameter 43mm
Aperture 40mm
Thickness 3.5 mm

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