D-ERF Energy Rejection Filters
Showing 20 of 20 results
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Altair 160mm TRIBAND D-ERF Solar Energy Rejection Filter (Hydrogen Alpha plus CaK CaH)
£1,199.00 £999.17 (ex. VAT)Out of stock -
Altair 115mm Aperture Hydrogen Alpha D-ERF for 4" 4.5" Refractors
£495.00 £412.50 (ex. VAT)Out of stock -
Altair 115mm Aperture TRIBAND Hydrogen Alpha D-ERF for 4" 4.5" Refractors
£595.00 £495.83 (ex. VAT) -
Altair 120mm Hydrogen Alpha D-ERF Solar Filter
£399.00 £332.50 (ex. VAT) -
Altair 120mm TRIBAND D-ERF - filter glass ONLY with Test Report
£475.00 £395.83 (ex. VAT) -
Altair 130mm Aperture TRIBAND Solar D-ERF for 5" Refractors
£799.00 £665.83 (ex. VAT) -
Altair 140mm Hydrogen Alpha D-ERF
£699.00 £582.50 (ex. VAT) -
Altair 152mm Aperture Filter Hydrogen Alpha D-ERF Solar Energy Rejection Filter (160mm glass)
£1,050.00 £875.00 (ex. VAT) -
Altair 152mm Aperture TRIBAND D-ERF Solar Energy Rejection Filter - H-Alpha plus CaK CaH 160mm ERF
£1,399.00 £1,165.83 (ex. VAT) -
Altair 160mm Hydrogen Alpha D-ERF Solar Filter
£799.00 £665.83 (ex. VAT) -
Altair 240mm D-ERF 230mm Aperture - TriBand Hydrogen Alpha plus Calcium Cak CaH Lines
From:£3,540.00 £2,950.00 (ex. VAT) -
Altair 240mm D-ERF with 230mm Aperture - Ha Hydrogen Alpha
From:£2,999.00 £2,499.17 (ex. VAT) -
Altair Solar Finder Scope Kit with Universal Base & Stalk
£39.99 £33.33 (ex. VAT) -
Altair Solar Finder Scope Only
£29.99 £24.99 (ex. VAT) -
D-ERF Energy rejection filter 110mm (8mm glass)
£452.00 £376.67 (ex. VAT) -
D-ERF Energy rejection filter 135mm (9,10 mm thickness), with IR-Cut dielectric coating
£727.00 £605.83 (ex. VAT) -
D-ERF Energy rejection filter 160mm (9,90 mm thickness), with IR-Cut dielectric coating
£907.00 £755.83 (ex. VAT) -
D-ERF Energy rejection filter 180mm (12,5 mm thickness), with IR-Cut dielectric coating
£1,346.00 £1,121.67 (ex. VAT) -
D-ERF Energy rejection filter 75mm (5mm glass)
£271.00 £225.83 (ex. VAT) -
D-ERF Energy rejection filter 90mm (6mm glass)
£366.00 £305.00 (ex. VAT)