{"product_id":"optolong-3nm-sho-s-ii-h-alpha-o-iii-filters-2","title":"Optolong 3nm SHO S-II\/H-Alpha\/O-III Filters - 2\"","description":"\u003cdiv class=\"card__header\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"card__section\"\u003e\n\u003cdiv class=\"rte text--pull\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eOptolong SHO-3nm Narrowband Filters Introduction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOptolong SHO-3nm filter kit includes SII 3nm, H-Alpha 3nm, and OIII 3nm narrow band filters, for use with astronomical monochrome cooling CCD and modified DSLR imaging in each single-channel. Corresponding with RGB channel (HA, OIII, SII), photographers can also process the data to produce Hubble palette images. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe narrowband S-II 3nm filter  (Sulfur II for CCD) is designed for nebula observation allowing 3nm bandwidth of light centered on a wavelength of 672nm, and reducing light pollution and the unwanted natural light caused by neutral oxygen emission in our atmosphere (i.e. skyglow)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eH-Alpha 3nm filters are a popular narrowband filter allowing 3nm bandwidth of light centered on a wavelength of 656nm through, and reducing light pollution and unwanted natural light caused by neutral oxygen emission in our atmosphere (i.e. skyglow). This is the better choice of narrowband H-Alpha astrophotographer filter for highest contrast and revealing subtle nebula details. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe narrowband O-III 3nm filter is designed for nebula observation allowing 3nm bandwidth of light centered on a wavelength of 500nm through, which corresponds to OIII emission line, and reducing light pollution and the unwanted natural light caused by neutral oxygen emission in our atmosphere (i.e. skyglow).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOIII emits 495.9nm and 500.7nm and it is a blue-green colored filter. Many of images of planetary nebula and supernova remnants are taken only with H-Alpha and OIIII filters. They show great structural details, but have natural colors, looking like an RGB image.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHigher contrast and greater detailed viewing\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDecreases background noise and improved the contrast\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIncreased faint nebula signal for brighter objects\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith this narrow band filters kit you can create Hubble palette images\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOptimized substrate and coating technology\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eReference Spectrum\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/56095a94c3cebfd0ebdc80f423d27c58.png\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e※This curve is only for reference, actual filter performance may vary in the field based on several factors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eHow to read the chart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e▲The horizontal axis is the Wavelength in Nanometers(nm).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e▲The vertical axis is transmission in %.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e▲The BLUE line shows the transmission of OIII3nm. The H-Alpha 3nm line is shown in GREEN. The SII 3nm filter line is shown in RED. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"http:\/\/optolong.com\/uploads\/images\/20191111\/0ff2d7f395c427aa390ff53daf333cec.jpg\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eCoating Technology\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e·Multi-layers anti-reflection coating\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e·Non-cementing optical substrate coating\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e·Optolong filters adopt precision coatings based on ion-assisted deposition coating technology for durability and resistance to scratches as well as stability on CWL (central wavelength) - no deviation from temperature changes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e·The planetary rotation system offers precision and homogeneity of coatings ensuring highest values of transmission of pass-band and optical density of off-band light.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003e\u003cstrong\u003eOptolong SHO-3nm Narrowband Filters Performance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eAs we all know, O-III narrow band filters have always have a problem with halos. Thanks to the experience of manufacturing 7nm narrow band filters, the halo of O-III 3nm filters has been minimized by optimizing the coating technology. Optolong conducted a qualitative halo test with the bright star of the Veil Nebula and it can be seen from the original picture that the O-III 3nm filter performs better with bright stars.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTelescope：RASA 11\" f2\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCamera：QHY 600\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMount: IOptron CEM120\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOptolong O-III-3nm single 10min frame\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCopyright: Wuzhen\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/4397cdca0bb736431cb0f3d9f267cd2b.png\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eI. \u003cu\u003eThe Bubble Nebula (NGC 7635)  © \u003ca href=\"https:\/\/astrodoc.ca\/hubble-bubble\/?fbclid=IwAR1BN9oaT7frsUM5dOT7Nm7ZZIxhrM-huHrAqD4Psm4eY3BJLncXTwZyy98\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eAstrodoc Ron Brecher \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAcquisition, focusing, and control of Paramount MX mount with N.I.N.A., TheSkyX and PHD2. Focus with Optec DirectSync motor and controller. Equipment control with PrimaLuce Labs Eagle 4 Pro computer. All pre-processing and processing in PixInsight. Acquired from Ron‘s \u003ca href=\"https:\/\/skyshed.com\/\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eSkyShed\u003c\/a\u003e in Guelph. Average transparency and seeing. Data acquired Oct 18-19, 2021 under a brightly moonlit sky (Moon 12 days old)..\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSky-Watcher Esprit 150 f\/7 refractor and QHY600M camera with Optolong H-alpha, O(III) and S(II) 3nm filters – FIRST LIGHT WITH 3nm BANDPASS FILTERS\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHa: 9 x 20m = 3hr00m\u003cbr\u003eO3: 10 x 20m = 3hr20m\u003cbr\u003eS2: 9 x 20m = 3hr00m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTotal: 9hr20m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eImage scale 0.72 arcsec per pixel \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/astrodoc.ca\/hubble-bubble\/?fbclid=IwAR1BN9oaT7frsUM5dOT7Nm7ZZIxhrM-huHrAqD4Psm4eY3BJLncXTwZyy98\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/14a06805527ed873c87d3906b9ff5480.jpg\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eⅡ.\u003cu\u003e Pacman Nebula NGC 281 in the Hubble Palette  © \u003ca href=\"https:\/\/astrodoc.ca\/hubble-bubble\/?fbclid=IwAR1BN9oaT7frsUM5dOT7Nm7ZZIxhrM-huHrAqD4Psm4eY3BJLncXTwZyy98\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eLuca Fornaciari Astrophotography  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePacman Nebula NGC 281 in the Hubble Palette\u003cbr\u003eWith the bad weather persisting I have taken these last few weeks to experiment with new way in the development of narrowband shots.\u003cbr\u003eI'm happy because I'm defining a Hubble Palette that really feels mine, designing it a little at a time.\u003cbr\u003eNarrowband is creative and fun because it allows us a good deal of freedom to experiment with the integration of the individual channels and the image you see is a developing version of what I am building.\u003cbr\u003eThe image was obtained with the new 3nm Optolong filters. If the bad weather will allow me a few nights I will soon finish my tests on these filters, but for now the impressions are really good.\u003cbr\u003e240 minutes of Ha, 510 of OIII and 260 minutes of SII with the ASI 294MM and the Sky-Watcher 300 f\/4.\u003cbr\u003eI wish you a beautiful sunny day!\u003cbr\u003eSETUP:\u003cbr\u003eSky-Watcher 300 f \/ 4 on EQ8R-Pro\u003cbr\u003eZWO ASI 294MM, \u003cstrong\u003eOptolong Filters Ha 3nm, OIII 3nm, SII 3nm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.facebook.com\/photo?fbid=317253446884697\u0026amp;set=a.294756879134354\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/991d6920cac738a1ac8277a582bac7dd.jpg\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIII.\u003cu\u003e NGC7000  © \u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eTommaso Massimo Stella  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFinalmente, dopo mesi, sono riuscito a testare parte dei nuovi filtri Optolong Astronomy Filter\u003cstrong\u003e ha 3nm\u003c\/strong\u003e ancora non sul mercato (sono un beta tester).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/cd8b15936c6847961837359233668f42.jpg\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eⅣ.\u003cu\u003e Nebulose Nord America  © \u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eTommaso Massimo Stella  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTest dei nuovi filtri Optolong Astronomy Filter H alpha e OIII a 3nm (non ancora sul mercato) sotto cieli inquinati (Bortle 8\/9), con camera a colori e diametro limitato.\u003cbr\u003eElaborazione basica, senza considerare il colore delle stelle.\u003cbr\u003ePurtroppo il meteo mi ha concesso circa 3 ore per canale, manca ancora l'SII per comporre l'Hubble palette, spero di poter terminare la prossima settimana.\u003cbr\u003eLights: \u003cstrong\u003e12x900s (Ha 3nm) + 20x600s (OIII 3nm)\u003c\/strong\u003e\u003cbr\u003eTelescope: Takahashi FS-60CB + Reducer 0,72x\u003cbr\u003eCamera: QHY 168C\u003cbr\u003eMount: Skywatcher AZ-EQ6 GT\u003cbr\u003eProcessing: DeepSkyStacker, PixInsight, Photoshop CC   \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221731702215327\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/287447fea211bf2ccedc07827566b595.jpg\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eV.\u003cu\u003e North America \u0026amp; Pelican Nubulae (Hubble Palette)  © \u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eTommaso Massimo Stella  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eShooting took place in 2021 in Taranto (Italy) at about 20m above sea level.\u003cbr\u003eLights: 16x900s Ha + 21x600s OIII + 9x900s OIII + 16x900s SII\u003cbr\u003eSky: Bortle 9\u003cbr\u003eTotal exposure: 13,75 h\u003cbr\u003eTelescope: Takahashi FS-60CB + Reducer 0,72x\u003cbr\u003eCamera: QHY 168C\u003cbr\u003eFilters: Optolong Astronomy Filter \u003cstrong\u003eHa, OIII, SII 3nm\u003c\/strong\u003e\u003cbr\u003eMount: Skywatcher AZ-EQ6 GT\u003cbr\u003eProcessing: DeepSkyStacker, PixInsight, Photoshop CC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221855955121572\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/128c7ecb6dab1b8929703eb3a4c2112b.jpg\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eⅥ.\u003cu\u003e The Lobster Claw Nebula  © Astrodoc Ron Brecher\u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAcquisition, focusing, and control of Paramount MX mount with N.I.N.A., TheSkyX and PHD2. Focus with Optec DirectSync motor and controller. Equipment control with PrimaLuce Labs Eagle 4 Pro computer. All pre-processing and processing in PixInsight. Acquired from my \u003ca href=\"https:\/\/skyshed.com\/\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eSkyShed\u003c\/a\u003e in Guelph. Average transparency and seeing. Acquired in fall of 2021 under a partly moonlit sky.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSky-Watcher Esprit 150 f\/7 refractor and QHY600M camera with \u003cstrong\u003eOptolong H-alpha, O(III) and S(II) 3nm filters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eChrominance: Takahashi FSQ-106 ED IV @ f\/5 and QHY367C Pro one-shot colour camera with Optolong UV\/IR filter. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHa: 22 x 20m = 7hr20m\u003cbr\u003eO3: 22 x 20m = 7hr20m\u003cbr\u003eS2: 22 x 20m = 7hr20m189 x 5m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOSC = 15hr45m\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTotal: 22hr for narrowband image; 37hr45m for broadband\/narrowband blend\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eImage scale 0.72 arcsec per pixel  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProcessing workflow is for the Hubble Palette image. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe broadband image was processed similar to \u003ca href=\"https:\/\/astrodoc.ca\/ic-5068\/\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eIC 5068\u003c\/a\u003e, with the luminance of the narrowband image used instead of Ha alone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eData Reduction and Cleanup\u003cbr\u003eThe WeightedBatchPreProcessing script was used to perform calibration, cosmetic correction, weighting, registration and integration of all frames. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/astrodoc.ca\/lobster-claw\/?fbclid=IwAR2RGCHZvQBaqsNOhFm83nRrC5pVHXXq9iVBC_Qy0NIj7BYAaGp9AgSKn5I\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/f91f0bc04fb22c68f6c0ac11fa7b00ab.jpg\" alt=\"\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eⅦ.\u003cu\u003e NGC6960 © \u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=2981303708797488\u0026amp;set=a.1385013411759867\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eAndrea Andreotto Maggi Astrophoto\u003c\/a\u003e\u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTelescopio Artec 200\u003cbr\u003eCamera Zwo Asi 294 MM\u003cbr\u003eFiltri Optolong Astronomy Filter \u003cstrong\u003eRGB HA 3nm OIII 3nm\u003c\/strong\u003e\u003cbr\u003e60 Light RED 300 sec\u003cbr\u003e60 Light GREEN 300 sec\u003cbr\u003e60 Light BLUE 300 sec\u003cbr\u003e36 light HA 600 sec\u003cbr\u003e36 light OIII 600 sec\u003cbr\u003eMontatura 10 Micron 1000 hps\u003cbr\u003eSoftware Voyager Astrophotography Automation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/ce882079db0e723d48abd5b89337cc5e.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eⅧ.\u003cu\u003e Rosette nebula © \u003ca href=\"https:\/\/www.facebook.com\/photo?fbid=2990297881231404\u0026amp;set=a.1385013411759867\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003eAndrea Andreotto Maggi Astrophoto\u003c\/a\u003e\u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProve di post su vecchie riprese\u003cbr\u003eTelescopi o obiettivi di acquisizione: Sharpstar 76EDPH · \u003cbr\u003eCamere zwo asi 071 MC zwo Asi 1600 MM zwo asi 2600 MC \u003cbr\u003eMontature: SkyWatcher EQ6 PRO GOTO \u003cbr\u003eFiltri: Optolong \u003cstrong\u003e2\" Ha O3 S2\u003c\/strong\u003e · Optolong L-Pro 2\" · Optolong L-eNhance\u003cbr\u003e58 light 300 sec\u003cstrong\u003e L-PRO\u003c\/strong\u003e\u003cbr\u003e70 light 600 sec \u003cstrong\u003eL-eNhance\u003c\/strong\u003e\u003cbr\u003e20 light 600 sec HA\u003cbr\u003e20 Light 600 sec OIII\u003cbr\u003e20 Light 600 sec SII \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/ee5691a92bcf2b9f7a7ccf80c878359b.jpg\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eⅨ.\u003cu\u003e Ha3nm test © YaGe\u003ca href=\"https:\/\/www.facebook.com\/photo\/?fbid=10221694325160924\u0026amp;set=a.1349013078910\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003e  \u003c\/a\u003e \u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLens: SharpStar ACL200\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCamera: ZWO ASI 6200 MM Pro\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMount: iOptron CEM60\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGuide: SharpStar ACL200\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eStar guide camera: ZWO ASI290MM mini\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSoftware: Pleiades Astrophoto PixInisight ·\u003c\/span\u003e\u003cspan\u003eAstro Pixel Processor \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFilter: \u003cstrong\u003eOptolong Ha 3nm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCopyright：鸭哥\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/www.optolong.com\/uploads\/images\/20211201\/1aa189a6260eac8d82b96ce1f393bea0.png\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e●About product color: Due to the influence of ambient light, color difference of the display and flash photography, the color of the product may have some color difference. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e●About the coating: The interference filter will show different colors under different light, which is a normal phenomenon. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e●About the product style: In order to improve the product, changes to design\/appearance\/parameters may be updated over time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e●About the product description: The different sizes of this product have the same material, technology and design.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e","brand":"Optolong","offers":[{"title":"Default Title","offer_id":41021380132977,"sku":"OPTO-SHO-3NM-2","price":1116.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/optolong-filter-optolong-3nm-sho-s-ii-h-alpha-o-iii-filters-36455684604123.webp?v=1776459026","url":"https:\/\/khanscope.com\/en-fr\/products\/optolong-3nm-sho-s-ii-h-alpha-o-iii-filters-2","provider":"Khan Scope Centre","version":"1.0","type":"link"}