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2.25 Diopter Dioptrx astigmatism-correcting lens
$109.00This accessory lens corrects for 2.25 diopters of astigmatism when used with the appropriate TeleVue eyepiece . . . -
Tele Vue 25mm Plössl
$121.01This is a very good medium to low power eyepiece for lunar observing, viewing emission and reflection nebulas in their entirety, etc. It's super with an f/4.5 Dobsonian reflector for rich field scanning of the Milky Way star clouds in Sagittarius from a dark sky site . . . -
3.50 Diopter Dioptrx astigmatism-correcting lens
$129.00This accessory lens corrects for 3.50 diopters of astigmatism when used with the appropriate TeleVue eyepiece . . . -
Tele Vue 5X Powermate image amplifier for 1.25" eyepieces
$228.01If you must wear glasses while observing, and you're looking for an ultra high power Barlow to get high magnifications from your favorite long focal length/long eye relief eyepieces, look no further than this 5x Powermate. While not technically a Barlow, this unique new 4-lens image amplifier performs the same functions, but at a higher level of optical correction.Barlow lenses have a n . . .
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Tele Vue 10mm 1.25"/2" 100° field Ethos
$657.01This TeleVue 10mm Ethos eyepiece has a huge 100° apparent field of view that provides the some of the most spectacular and impressive wide field deep space images you will ever see through your telescope . . . -
Tele Vue 3X Barlow for 1.25" eyepieces
$133.01If you need a high quality, medium high power Barlow for 1.25" eyepieces, look no further than this TeleVue. It's a 2-lens achromatic design with superb sharpness to match that of TeleVue eyepieces. It is fully multicoated, with blackened lens edges and internal antireflection threading for excellent contrast. Its barrel is threaded for standard 1.25" filters. There's an undercut safety groove in . . . -
Tele Vue 4.7mm 1.25"/2" 110° field Ethos-SX
$657.01The TeleVue 4.7mm Ethos-SX eyepiece shows you the same unrestricted 110° view of space and the Moon that the Apollo astronauts saw when they trained to land on the Moon for a true out-of-this-world observing experience . . . -
Tele Vue 4X Powermate image amplifier for 2" eyepieces, with 1.25" eyepiece adapter
$349.01If you need a very high quality, very high power 4x Barlow for 2" eyepieces, look no further than this TeleVue Powermate. While not technically a Barlow, this unique new 4-lens image amplifier performs the same functions, but at a higher level of optical correction.Barlow lenses have a negative power that diverges field rays, lengthening the effective focal length of the telescope and increasi . . .
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Tele Vue 14mm 1.25" 72° field Delos
$386.01The 14mm TeleVue Delos eyepiece gives you the optical quality of the acclaimed TeleVue 13mm Ethos eyepiece, simply with a trifle less power, a somewhat narrower field, and longer eye relief for eyeglass use, but all for little more than half the Ethos price . . . -
Slip-fit adapter to use non-Questar eyepieces in older Questar 3.5" scopes
$80.00This slip-fit adapter allows you to use smooth barrel non-Questar eyepieces in older Questar telescopes designed only to use threaded barrel Questar eyepieces . . .
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