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Astro Dog – Australia's Online Telescope Shop
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  • Telescopes, Mounts & Binoculars
    • Binoculars
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      • Reflectors
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  • Eyepieces
    • By Manufacturer
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      • MEDIUM POWER (11-23mm)
      • HIGH POWER (4-10mm)
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      • Erfle
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      • 12V Power Control
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“Kson 1.25″ 495nm Yellow Longpass (Chromatic Aberration Killer for Achromat Refractors)” has been added to your cart. View cart
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  • 2″ Diagonal (Dielectric, 99% Reflectivity) Metal, Solid Build2″ Diagonal (Dielectric, 99% Reflectivity) Metal, Solid Build Quick View
    • Sale!
      2″ Diagonal (Dielectric, 99% Reflectivity) Metal, Solid Build2″ Diagonal (Dielectric, 99% Reflectivity) Metal, Solid Build Quick View
    • All, Aquila Optical Equipment, Brands, Diagonals (45° 90°, Correct Image)
    • 2″ Diagonal (Dielectric, 99% Reflectivity) Metal, Solid Build

    • $199.95 Original price was: $199.95.$179.95Current price is: $179.95.
    • Rated 5.00 out of 5
    • Add to cart
  • 20mm Kson Counterweight for Saxon / Skywatcher + Other Mounts (2.2kg) Quick View
    • Sale!
      20mm Kson Counterweight for Saxon / Skywatcher + Other Mounts (2.2kg) Quick View
    • Accessories, All, Brands, Counterweights, Counterweights, Kson Electronics, Parts
    • 20mm Kson Counterweight for Saxon / Skywatcher + Other Mounts (2.2kg)

    • $69.95 Original price was: $69.95.$59.95Current price is: $59.95.
    • Rated 4.00 out of 5
    • Add to cart
  • Lynx Astro 11cm Dew Heater Strap for 1.25″ EyepiecesLynx Astro 11cm Dew Heater Strap for 1.25″ Eyepieces Quick View
    • Lynx Astro 11cm Dew Heater Strap for 1.25″ EyepiecesLynx Astro 11cm Dew Heater Strap for 1.25″ Eyepieces Quick View
    • Accessories, All, Astro Dog Brand, Brands, Dew Control, Heater Straps
    • Lynx Astro 11cm Dew Heater Strap for 1.25″ Eyepieces

    • $54.95
    • Wrap one around the telescope tube near the optics and secure it there with its integrated Velcro/elastic strap. A gentle heat is then transferred to the optics until the temperature is slightly warmer than the dew point. Please check the circumference of your optic first to ensure this will provide a good fit.
    • Add to cart
  • Kson 1.25″ 495nm Yellow Longpass (Chromatic Aberration Killer for Achromat Refractors)Kson 1.25″ 495nm Yellow Longpass (Chromatic Aberration Killer for Achromat Refractors) Quick View
    • Kson 1.25″ 495nm Yellow Longpass (Chromatic Aberration Killer for Achromat Refractors)Kson 1.25″ 495nm Yellow Longpass (Chromatic Aberration Killer for Achromat Refractors) Quick View
    • Accessories, Achromat + Semi APO, All, Brands, Filters, Kson Electronics, Narrowband, Visual, Moon, Neutral Density
    • Kson 1.25″ 495nm Yellow Longpass (Chromatic Aberration Killer for Achromat Refractors)

    • $49.95
    • Add to cart
  • Telrad Riser Base 2″ Quick View
    • Telrad Riser Base 2″ Quick View
    • Accessories, All, Brands, Finders, Rigel Systems USA
    • Telrad Riser Base 2″

    • $34.95
    • Add to cart
  • Rowan Astronomy Sky-Watcher HEQ5 Pro & Orion Sirius EQ-G Belt Mod Kit Quick View
    • Rowan Astronomy Sky-Watcher HEQ5 Pro & Orion Sirius EQ-G Belt Mod Kit Quick View
    • All, Belt Mod Kits, Brands, Parts, Rowan Astronomy
    • Rowan Astronomy Sky-Watcher HEQ5 Pro & Orion Sirius EQ-G Belt Mod Kit

    • $326.95
    • Rated 5.00 out of 5
    • Add to cart
  • 106mm Telescope Rings – Pair (x2) (For holding an 102mm or similar OTA – Optical Tube Assembly) with 210mm Vixen Plate106mm Telescope Rings – Pair (x2) (For holding an 102mm or similar OTA – Optical Tube Assembly) with 210mm Vixen Plate Quick View
    • 106mm Telescope Rings – Pair (x2) (For holding an 102mm or similar OTA – Optical Tube Assembly) with 210mm Vixen Plate106mm Telescope Rings – Pair (x2) (For holding an 102mm or similar OTA – Optical Tube Assembly) with 210mm Vixen Plate Quick View
    • Accessories, All, Brands, Kson Electronics, Rings, Vixen Style Adaptors, Dovetails, Clamps
    • 106mm Telescope Rings – Pair (x2) (For holding an 102mm or similar OTA – Optical Tube Assembly) with 210mm Vixen Plate

    • $99.95
    • Add to cart
  • Masuyama Eyepiece – 2″ Hybrid Plossl 5 Element, 32mm 85° Quick View
    • Masuyama Eyepiece – 2″ Hybrid Plossl 5 Element, 32mm 85° Quick View
    • 1.25", All, Brands, By Focal Length, By Manufacturer, By Size, By Type, Eyepieces, LOW POWER (24mm -32mm), Masuyama, Masuyama Eyepieces, Specialised Eyepieces
    • Masuyama Eyepiece – 2″ Hybrid Plossl 5 Element, 32mm 85°

    • $599.95
    • Add to cart
  • Discontinued Product
    DIALUX Black Rouge Polishing Compound Quick View
    • Out of Stock
      DIALUX Black Rouge Polishing Compound Quick View
    • Accessories, All, Brands, Dialux Polishing Compounds, Mirror Polishing, Polishing Compounds, Silver
    • DIALUX Black Rouge Polishing Compound

    • $16.95
    • Read more
  • 140mm Bahtinov Mask / Fishbone Calibrator (138-173mm)140mm Bahtinov Mask / Fishbone Calibrator (138-173mm) Quick View
    • 140mm Bahtinov Mask / Fishbone Calibrator (138-173mm)140mm Bahtinov Mask / Fishbone Calibrator (138-173mm) Quick View
    • Accessories, All, Astro Dog Brand, Bahtinov Masks / Fishbone Calibrators, Brands
    • 140mm Bahtinov Mask / Fishbone Calibrator (138-173mm)

    • $44.95
    • Add to cart
  • Baader Morpheus / Hyperion Telescope Eyepiece Case (Foam, Precut, Protect from dust)Baader Morpheus / Hyperion Telescope Eyepiece Case (Foam, Precut, Protect from dust) Quick View
    • Sale!
      Baader Morpheus / Hyperion Telescope Eyepiece Case (Foam, Precut, Protect from dust)Baader Morpheus / Hyperion Telescope Eyepiece Case (Foam, Precut, Protect from dust) Quick View
    • Accessories, All, Baader GERMANY, Brands, Eyepiece Storage
    • Baader Morpheus / Hyperion Telescope Eyepiece Case (Foam, Precut, Protect from dust)

    • $199.95 Original price was: $199.95.$189.95Current price is: $189.95.
    • Add to cart
  • 2″ Eyepiece Twist Cases (3 Pack) Quick View
    • 2″ Eyepiece Twist Cases (3 Pack) Quick View
    • Accessories, All, Brands, Eyepiece Storage, Kson Electronics
    • 2″ Eyepiece Twist Cases (3 Pack)

    • $14.95
    • Add to cart
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Average rating

  • Rated 5 out of 5 (82)
  • Rated 4 out of 5 (7)
  • Rated 3 out of 5 (1)

Advice and Help

  • What makes dealing with Astro Dog different? – Our Ideas
  • Why don’t we sell ‘cheap’ telescopes?
  • Which of these Telescopes Would We Recommend? NONE OF THEM!
  • 8 things to do to get the best out of an Achromatic Refractor
  • Astro Dog Kson Telescopes Overview

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