4f) How to Photograph the Sun: Sunrise, Sunset, Eclipses.
4e) Do You Need a Modified Camera For Astrophotography?.
#IMAGESPLUS VS BACKYARDEOS PLUS#
4b2) Exposure Time, f/ratio, Aperture Area, Sensor Size, Quantum Efficiency: What Controls Light Collection? Plus Calibrating Your Camera.
3f4) Advanced Image Stretching with High Light Pollution and Gradients with the rnc-color-stretch Algorithm.
3f3) Messier 22 + Interstellar Dust Image Stretching with the rnc-color-stretch Algorithm.
3f2) Messier 8 and 20 Image Stretching with the rnc-color-stretch Algorithm.
3f1) Advanced Image Stretching with the rnc-color-stretch Algorithm.
3e2) Image Processing: Stacking with Master Dark vs no Dark Frames.
3e1) Image Processing: Stacking Methods Compared.
3d) Image Processing: Zeros are Valid Image Data.
3c) Astrophotography Image Processing with Light Pollution (YOU ARE HERE).
3a3) Astrophotography Post Processing with RawTherapee.
3a2) Night Photography Image Processing, Best Settings and Tips.
3a1) Nightscape and Astrophotography Image Processing Basic Work Flow.
2g) The True Color of the Pleiades Nebulosity.
2f) True Color of the Trapezium in M42, The Great Nebula in Orion.
2e) Verifying Natural Color Astrophotography Image Processing Work Flow with Light Pollution.
2d2) Color Astrophotography and Critics.
2d1) Verifying Natural Color in Night Sky Images and Understanding Good Versus Bad Post Processing.
2c) The Color of Nebulae and Interstellar Dust in the Night Sky.
2a1) Blue Lions on the Serengeti and Natural Colors of the Night Sky.
#IMAGESPLUS VS BACKYARDEOS PORTABLE#
1f) A Very Portable Astrophotography, Landscape and Wildlife Photography Setup.
1e) Nightscape Photography In The Field Setup.
1d) Recommended Digital Cameras and Lenses for Nightscape and Astro Photography.
1c) Characteristics of Best Digital Cameras and Lenses for Nightscape and Astro Photography.
1a) Nightscape Photography with Digital Cameras.
002) Beginning Astrophotography: Star Trails to Nightscape Photography.
Light pollution can be done simply with modern raw convertersĪnd image editors that can edit in at least 16-bits/channel. Image acquisitionImportant to use a computer because it gives the best focusImages Plus Camera ControlMany features.With Images Made in Moderate Light PollutionĪstrophotography post processing with images made under moderate Lenses and telescopes that I use17-40mm f/4 Canon85mm f/1.8 Canon (Image scale 13.5 arcsec/pixel)200mm f/2.8 Canon (IS 5.4)Borg 77ED refractor, f/5.5 (IS 2.5)TAK FSQ 106 refractor, f/5 (IS 2)TEC 140 refractor, f/7 (IS 1.1) Why modify the canon sensor?Stock IR cut filter limits Ha response of sensorĭownsides of modifying cameraMust use custom white balanceĪuto mode will not work with custom white balance in older Canons must use P or M modeCanon Warranty is void and they will not service the cameraCost is $200 - $300 (Hutech, Hap Griffin, Gary Honis) Other reasons to use CanonSoftware readily availableAcquisition (Images Plus, Backyard EOS, Nebulosity, DigiCamControlProcessing (Images Plus, PixInsight, Nebulosity, Deep Sky StackerGain from the experience of othersYahoo Group Digital AstroYahoo Group DSLR Astro Image ProcessingCloudy Nights DSLR & Digital Camera Astro Imaging & ProcessingJerry Lodriguss CCD books are excellent and websiteBooks, adaptors, modifications, etc are widely available Processing after demosiacingIrreversible process best done on a computer and not in the camera How color is createdDebayering the matrix. not true of NikonĬanon uses CMOS (complementary metal oxide semiconductor) sensorLess sensitive than CCD, but cheaper to makeGenerally consume less power than CCDsProvide excellent color Why Canon?Provides RAW filesNot directly useable as an imageDigital negatives.unprocessed readout of pixelsWell suited for dark subtracting and flat fielding.
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