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Lunt LS75ERF 75mm Energy-Rejection-Filter
LSS_0558103
239,00 €
TTC
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Lunt Energy-Rejection-Filter - LS75ERF
High quality diffraction limited IR Cut Energy-Rejection-Filter with 75mm aperture. For h-alpha solar filters. All Lunt ERF filters are unmounted filters only.
For experienced self builders of solar telescopes, we offer unmounted Energy Rejection Filter of 40 up to 100mm aperture.
Specifications:
?Material: RG630
?Diameter: 80mm
?Aperture: 75mm
?Thickness: 3.5mm
?Side 1: Dielectric IR Blocking Coating
?Side 2: Broadband AR coating
?Wavefront: <1/4 wave T
- Type de filtre
- Solar
- Type de filtre solaire
- 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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