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Lunt LS40ERF 40mm Energy-Rejection-Filter
LSS_0558101
159,00 €
Tasse incluse
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Lunt LS40ERF 40mm Energy-Rejection-Filter
High quality diffraction limited IR Cut Energy-Rejection-Filter with 40mm aperture.For experienced self builders of solar telescopes, Lunt Solar Systems offer unmounted Energy Rejection Filter (ERF) of 40mm up to 100mm aperture as accessory. These ERF are suitable for use together with additional H-alpha Etalon filters.
FEATURES
- Material: RG630
- Diameter: 43mm
- Aperture: 40mm
- Thickness: 3.5mm
- Side 1: Dielectric IR Blocking Coating
- Side 2: Broadband AR coating
- Wavefront: <1/4 wave T
- 1 x Lunt 40mm ERF
- Tipo di filtro
- Solar
- Tipo di filtro solare
- Energy Rejection Filter (ERF)
Established in the USA in the 2000s, Lunt Solar specializes in solar telescopes and filters for safe solar observation. Their innovative designs cater to solar enthusiasts, providing unique access to solar phenomena through high-quality instruments.
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