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TeleVue - 9mm Nagler Type 6
| Our Product #: TN096 | | TeleVue #: TN09/6 |
| In Stock: | Usually ships within one business day. |
| This is an exceptional short focal length ultra wide field eyepiece designed as an upgrade to the original and highly-prized 9mm Nagler for high magnification observing with all telescope types . . .
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TeleVue - 2x Powermate image amplifier for 2" eyepieces, with 1.25" eyepiece adapter
| Our Product #: 9122 | | TeleVue #: PMT-2200 |
| In Stock: | Usually ships within one business day. |
| If you need a very high quality 2x 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 increasing the magnification . . .
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TeleVue - 12mm 1.25"/2" Nagler Type 4
| Our Product #: TN12 | | TeleVue #: EN4-12.0 |
| In Stock: | Usually ships within one business day. |
| The TeleVue 12mm Nagler Type 4 eyepiece is a premium-quality eyepiece that further refines the "spacewalk" observing experience of the original Nagler eyepieces that were the optical standard of the industry for years . . .
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TeleVue - 10mm Radian
| Our Product #: TR10 | | TeleVue #: ERD-10.0 |
| In Stock: | Usually ships within one business day. |
| This short focal length TeleVue Radian eyepiece is a winner for medium high magnification observing with long focal length refractors, reflectors, or catadioptric scopes – even under average seeing conditions. Its 10mm focal length is ideal for an f/10 Schmidt-Cassegrain, providing a 1mm exit pupil that best matches the resolution of the scope to that of your eye. Combine that resolution with its . . .
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TeleVue - 12mm Radian
| Our Product #: TR12 | | TeleVue #: ERD-12.0 |
| Back-Ordered: | Temporarily out of stock; will charge and ship when available. |
| This medium focal length TeleVue Radian eyepiece is usable with any scope type, under virtually any seeing conditions – from fair to superb. (Rain, snow, or fog might limit its usefulness, however.) With short focal length refractors, such as the TeleVues, it’s into the low power range. With the 540mm focal length NP-101, for example, it provides 45x and a field almost three times as wide as the M . . .
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TeleVue - 14mm Radian
| Our Product #: TR14 | | TeleVue #: ERD-14.0 |
| In Stock: | Usually ships within one business day. |
| This medium focal length TeleVue Radian eyepiece is usable with any scope type, under virtually any seeing conditions – from fair to superb. An f/4.5 Dobsonian will yield a 3.1mm exit pupil, for bright images of emission nebulas and galaxies. With short focal length refractors, such as the TeleVues or TMBs, it’s a low power eyepiece. With the 600mm focal length TeleVue TV-85, for example, it provi . . .
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TeleVue - 18mm Radian
| Our Product #: TR18 | | TeleVue #: ERD-18.0 |
| In Stock: | Usually ships within one business day. |
| This long eye relief medium focal length TeleVue Radian eyepiece provides the same wide field of view as a 13mm Nagler (although at lower power), but with almost twice the brightness due to its larger exit pupil (and at a lower price) . . .
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Terms of Sale | PRIVACY POLICY 7/1/2004 | Fine Print
Toll-Free Telephone Astronomics: 800-422-7876; Christophers, Ltd.: 800-356-6603
Alternate Telephone: 405-364-0858 24 Hour Fax Line: 405-447-3337
Telephone Hours: Monday 8 AM - 6 PM CST
Tuesday-Friday 8 AM - 8 PM CST
Saturday Noon - 5 PM CST
Store Hours: Monday-Friday 9 AM - 5 PM CST
Saturday Noon - 5 PM CST
Astronomics / Christophers, Ltd.
680 S.W. 24th Ave.
Norman, OK, 73069
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