Filter bewirken weit mehr, als nur dem beobachteten Objekt eine Farbschattierung zu geben. Die wichtigste Aufgabe eines Planetenfilters ist, den Kontrast zu erhöhen. Um entscheiden können, welcher Filter für welchen Zweck bestgeeignet ist, müssen wir die Wirkungsweise eines Filters verstehen. ...weiterlesen
Vorab klargestell: Ein Filter kann die Helligkeit nie erhöhen, sondern nur dämpfen. Wenn wir den Kontrast erhöhen wollen, müssen wir die dunkleren Bereiche des Objekts (Mond, Planeten usw...) noch mehr abdunkeln - die hellen Strukturen noch mehr aufhellen geht mit Filter nicht. Ein paar Beispiele und es wird sofort klar, was ich meine:
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ND09 (GSO) | 22.90 EUR | ||
| Neutral Moon filter ND96-0.9 (13% transmission, M28.5x0.6) | ||||
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SkyGlow1 (-Lacerta) | 39.90 EUR | ||
| Moon and SkyGlow (Crystalview) contrast filter (1,25") | ||||
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ND30 (--Lacerta hot product) | 26.90 EUR | ||
| Neutral filter ND3 (0.1% transmission, M28.5x0.6) | ||||
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SkyGlow2 (-Lacerta) | 54.90 EUR | ||
| CrystalView Moon and contrast filter (2") | ||||
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PlanetSet (-Lacerta) | 298.00 EUR | ||
| Planet-Set: 2 Filters (SkyGlow and ND1.8), 3 Planet-eyepieces (5mm and 8mm WAP, 15.5 mm Premium Flat) in softcase for 7 Eyepieces | ||||
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F21-2 (Castell) | 24.90 EUR | ||
| Planet filter #21 orange (46% transmission, M48x0.75) | ||||
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F25-2 (Castell) | 24.90 EUR | ||
| Planet filter #25 red (14% transmission, M48x0.75) | ||||
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F58-2 (Castell) | 24.90 EUR | ||
| Planet filter #58 dark green (14% transmission, M48x0.75) | ||||
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F38-2 (Castell) | 24.90 EUR | ||
| Planet filter #38A dark blue (13% transmission, M48x0.75) | ||||
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F12-2 (Castell) | 24.90 EUR | ||
| Planet filter #12 yellow (74% transmission, M48x0.75) | ||||
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FilterSet6 (-Lacerta) | 79.90 EUR | ||
| SkyGlow and 5 planet filters in alu-case (yellow, orange, red, green, blue) | ||||
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ND092 (-Lacerta) | 39.90 EUR | ||
| Neutral Moon filter ND96-0.9 (13% transmission, M48x0,75) | ||||
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ND30-2 (--Lacerta hot product) | 44.90 EUR | ||
| Neutral 2" filter ND3 (0.1% transmission, M48.5x0.75) | ||||
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polar (--Lacerta hot product) | 22.90 EUR | ||
| Polarising filter 30% average transmission (M28.5x0.6) | ||||
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F56 (GSO) | 18.90 EUR | ||
| Planet filter #56 green (24% transmission, M28.5x0.6) | ||||
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F21 (GSO) | 18.90 EUR | ||
| Planet filter #21 orange (46% transmission, M28.5x0.6) | ||||
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ND18 (-Lacerta) | 26.90 EUR | ||
| Neutral Moon filter ND1.8 (1.5% transmission, M28.5x0.6) | ||||
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BaSkyGlow2 (Baader) | 146.00 EUR | ||
| Baader SkyGlow filter (2") | ||||
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polar2 (--Lacerta hot product) | 33.90 EUR | ||
| Polarising 2" filter 30% average transmission (M48.5x0.75) | ||||
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Aspp7 (Astronomik) | 59.00 EUR | ||
| Astronomik ProPlanet-742 CCD filter (31.7mm) | ||||
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polar1var (-Lacerta) | 41.89 EUR | ||
| Variable Polarising filter 1-30% average transmission (M28.5x0.6) | ||||
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Aspp8 (Astronomik) | 59.00 EUR | ||
| Astronomik ProPlanet-807 CCD filter (31.7mm) | ||||
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moon (Moon-and-More) | 13.90 EUR | ||
| Dark green Moon filter (1.25") | ||||
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FilterSet (GSO) | 45.89 EUR | ||
| Moonfilter and two planet filters (orange, green) | ||||
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ND06 (GSO) | 22.89 EUR | ||
| Neutral Moon filter ND96-0.6 (25% transmission, M28.5x0.6) | ||||
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NDset6 (-Lacerta) | 49.90 EUR | ||
| 6 neutral filters (with 52%-25%-12.5%-6.25%-3.2%-1.6% transmission) | ||||
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FilterGreen (-OnlyFewCoins) | 8.90 EUR | ||
| Planet filter green (M28.5x0.6 - 19mm free window) | ||||
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BA2458300 (Baader) | 275.00 EUR | ||
| Baader Planetary Color Filter Set 1,25" | ||||
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BaFringe (Baader) | 92.00 EUR | ||
| Baader FringeKiller (1.25") | ||||
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BA2458304 (Baader) | 51.00 EUR | ||
| Baader Color Filter Green (500nm) 1,25" | ||||
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BaPol (Baader) | 42.00 EUR | ||
| Baader polarising filter 1.25 size | ||||
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F15 (GSO) | 18.90 EUR | ||
| Planet filter #11 amber (68% transmission, M28.5x0.6) | ||||
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F47 (GSO) | 18.90 EUR | ||
| Planet filter #47 violet (5% transmission, M28.5x0.6) | ||||
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ND09ba (Baader) | 48.00 EUR | ||
| Baader Neutral Moon filter ND0.9 (12.5% transmission, M28.5x0.6) | ||||
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BaIRpass2 (Baader) | 119.90 EUR | ||
| Baader IR-pass filter from 670nm (2") | ||||
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BaBooster2 (Baader) | 143.00 EUR | ||
| Baader ContrastBooster (2") | ||||
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BaFringe2 (Baader) | 133.00 EUR | ||
| Baader FringeKiller (2") | ||||
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BaPol2 (Baader) | 72.00 EUR | ||
| Baader polarising filter 2" size | ||||
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FilterSet5 (Castell) | 99.90 EUR | ||
| Planet Filter Set 2" | ||||
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Methan880 (Astronomik) | 229.00 EUR | ||
| Methane band filter 1,25" 880nm (50nm FWHM) | ||||
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Aspp6 (Astronomik) | 79.00 EUR | ||
| Astronomik ProPlanet-642BP CCD filter (31.7mm) | ||||
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BA2458292 (Baader) | 239.00 EUR | ||
| Baader 1,25" U-Filter ZWL 350 nm - Venusfilter | ||||
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BaIRpass (Baader) | 90.00 EUR | ||
| Baader IR-Pass Filter 1¼" (685 nm) | ||||
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IRpass850 (ZWO) | 33.00 EUR | ||
| ZWO IR-pass Filter 850nm (ZWO, 31.7mm) | ||||
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ND30ba (Baader) | 48.00 EUR | ||
| Baader Neutral Moon filter ND3.0 / (0.1% transmission, M28.5x0.6) | ||||
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FilterRed (-OnlyFewCoins) | 8.90 EUR | ||
| Planet filter red (M28.5x0.6 - 19mm free window) | ||||
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FilterBlue (-OnlyFewCoins) | 8.90 EUR | ||
| Planet filter blue (M28.5x0.6 - 19mm free window) | ||||
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FilterRosaP (-OnlyFewCoins) | 8.90 EUR | ||
| Planet filter pastel-rosa (M28.5x0.6 - 19mm free window) | ||||
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FilterYellowP (-OnlyFewCoins) | 8.90 EUR | ||
| Planet filter pastel-yellow (M28.5x0.6 - 19mm free window) | ||||
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FilterOrangeP (-OnlyFewCoins) | 8.90 EUR | ||
| Planet filter pastel-orange (M28.5x0.6 - 19mm free window) | ||||
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BaSemiapo (Baader) | 90.00 EUR | ||
| Baader Semi-Apo filter (1.25") | ||||
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BaSkyGlow1 (Baader) | 89.00 EUR | ||
| Baader SkyGlow filter (1,25") | ||||
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BaBooster (Baader) | 89.00 EUR | ||
| Baader ContrastBooster (1.25") | ||||
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BaPolD (Baader) | 80.00 EUR | ||
| Baader double polarising filter 1.25" | ||||
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BA2458307 (Baader) | 51.00 EUR | ||
| Baader Color Filter Red (610nm) 1,25" | ||||
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BA2458303 (Baader) | 51.00 EUR | ||
| Baader Color Filter Light Blue (470nm) 1,25" | ||||
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BA2458302 (Baader) | 51.00 EUR | ||
| Baader Color Filter Dark Blue (435nm) 1,25" | ||||
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BA2458306 (Baader) | 51.00 EUR | ||
| Baader Color Filter Orange (570nm) 1,25" | ||||
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BA2458301 (Baader) | 51.00 EUR | ||
| Baader Color Filter Yellow (495nm) 1,25" | ||||
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F58A (GSO) | 18.90 EUR | ||
| Planet filter #58A dark green (14% transmission, M28.5x0.6) | ||||
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F29 (GSO) | 18.90 EUR | ||
| Planet filter #29 dark red (4% transmission, M28.5x0.6) | ||||
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F38A (GSO) | 18.90 EUR | ||
| Planet filter #38A dark blue (13% transmission, M28.5x0.6) | ||||
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F12 (GSO) | 18.90 EUR | ||
| Planet filter #11 yellow (74% transmission, M28.5x0.6) | ||||
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F11 (GSO) | 18.90 EUR | ||
| Planet filter #11 yellow-green (78% transmission, M28.5x0.6) | ||||
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F08 (GSO) | 18.90 EUR | ||
| Planet filter #8 light yellow (83% transmission, M28.5x0.6) | ||||
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F23A (GSO) | 18.90 EUR | ||
| Planet filter #23A light red (25% transmission, M28.5x0.6) | ||||
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F80A (GSO) | 18.90 EUR | ||
| Planet filter #80A blue (30% transmission, M28.5x0.6) | ||||
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F82A (GSO) | 18.90 EUR | ||
| Planet filter #82A light blue (73% transmission, M28.5x0.6) | ||||
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F25 (GSO) | 18.90 EUR | ||
| Planet filter #25 red (14% transmission, M28.5x0.6) | ||||
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ND13 (-Lacerta) | ONLY SUPPORT | ||
| Neutral Moon filter ND1.3 (5% transmission, M28.5x0.6) | ||||
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ND18ba (Baader) | 48.00 EUR | ||
| Baader Neutral Moon filter ND1.8 (1% transmission, M28.5x0.6) | ||||
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ND06ba (Baader) | 48.00 EUR | ||
| Baader Neutral Moon filter ND0.6 (25% transmission, M28.5x0.6) | ||||
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ND03 (GSO) | 21.89 EUR | ||
| Neutral Moon filter ND96-0.3 (50% transmission, M28.5x0.6) | ||||
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Aspp631 (Astronomik) | 79.00 EUR | ||
| Astronomik ProPlanet-642 Filter (31mm with frame) | ||||
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OpIRpass685-2 (Optolong) | 99.90 EUR | ||
| OPTOLONG IR-pass 685nm CCD filter (2") | ||||
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BaSemiapo-2 (Baader) | 163.00 EUR | ||
| Baader Semi-Apo filter (1.25") | ||||
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BaPolD2 (Baader) | 116.00 EUR | ||
| Baader double polarising filter 2" | ||||
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ND06ba2 (Baader) | 81.00 EUR | ||
| Baader 2" Neutral Moon filter ND0.6 (25% transmission) | ||||
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ND09ba2 (Baader) | 81.00 EUR | ||
| Baader 2" Neutral Moon filter ND0.9 (12.5% transmission) | ||||

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