TeleVue Powermate 2.5x 1.25" T-Ring ready. The first TeleVue unit that I decided to try out was the 5x Powermate as I knew that this would be my reference magnification that I would be able to achieve with the other two barlows. Fits all eyepiece diameters with included adapter. Retain the eye-relief of long focal length eyepieces, while at high power. : 13498 Current Bid: $227.50 Reserve not met High Bidder: Steven Hilliard Bid History: 9 Bids [View History] Location: Colville, WA - United States Started: 02/11/2022 10:55PM Ends: 02/18/2022 10:55PM . In the Box. If 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. Weight - 22 ounces. . All these designs, and especially the Tele Vue, have the benefit of not moving the focus position of the eyepiece and not changing the eye relief. : 13499 Current Bid: $0.05 . The difference is that as opposed to just doubling the magnification, the Powermate also maintains the same eye relief as well. Buyer pays shipping. The best design focal extender/barlow available for astronomy use in telescopes. Barlow lenses have a n . 1 Review (s) | Add Your Review. Tele Vue 5.0x Powermate (1.25") Limited 5-Year Warranty. 4 elements in 2 groups. Best of luck in the stars!. This item Tele Vue 2x Powermate, 2" Image Amplifier Celestron 93436 Luminous 2-Inch 2.5x Barlow Lens (Silver) Celestron 93529 X-Cel LX 1.25-Inch 2x Barlow Lens (Black) The Tele Vue Powermate is NOT a Barlow so the Panopti-Barlow Interface is not needed! View History Tell a Friend Printer Friendly Auction No. Zeiss do a 2x barlow which is supposed to be as good as it gets. Al Nagler's 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. The best design focal extender/barlow available for astronomy use in telescopes. Fits 1.25' eyepiece diameter. TeleVue Camera adaptor PMT-2200 T-ring adapter. $ 610.00. Note for Dobsonian/Newtonian Owners. Note for Dobsonian/Newtonian users: When using Tele Vue's Paracorr coma corrector, the 2.5x or 5x Powermate should be inserted into the Paracorr's 1-1/4-inch adapter (i.e., between the Paracorr and . Explore Scientific 2x / 3x Barlow / Focal Extender 2" (3) £174.00 Add to Basket. Other than that the Powermate is probably the "top dog". This 4-element system provides the magnifying function of a Barlow without its limitations by restoring the field rays back to their original direction, as if the Powermate were not there. When using Tele Vue's Paracorr coma corrector, the 2.5x or 5x Powermate™ should be inserted into the Paracorr's 1¼" adapter (i.e., between the Paracorr and the eyepiece). ). For sale is a Televue 2" 4x Powermate with T-ring adapter. When using Tele Vue's Paracorr coma corrector, the 2.5x or 5x Powermate™ should be inserted into the Paracorr's 1¼" adapter (i.e., between the Paracorr and the eyepiece). Tele Vue Barlows. Tele Vue Powermates (1) . Celestron X-Cel LX 2X and 3X Multi-Coated Barlows have a more affordable design, but they still offer a good image quality. The Powermate™ consists of a negative doublet plus a positive "pupil-correcting" doublet. 6.66x (f/49.9) *I have found the barlow styles I bought as SkyWatcher & Celestron, both under either brand name - which makes sense, as they are made by the same manufacturer (Synta). Some content in menu 3. For 4x POWERMATE (or Tele Vue 2x Big Barlow), first insert the 4x POWERMATE into the focuser, then the Paracorr into the 4x POWERMATE. 39,846. Many astronomers prefer Tele Vue Powermate accessories over Barlow lenses thanks to their parfocal quality. Verzending in Nederland en België vanaf 4,90 € . Indeed, Tele Vue's design is enough of a departure from a traditional Barlow that company founder Al Nagler skirts the issue of calling the Powermate a Barlow at all, terming it instead "a compact amplifying lens system." Like all Tele Vue products, the 5x Powermate is solidly built and well finished. It's performance is excellent with every 1.25" or 2" eyepiece TeleVue makes (even the 31mm Nagler Type 5! Typically, a Barlow lens is made to be used in combination with an eyepiece. 704-30005 Manuf. . 4x Powermate 2" T-Ring Adapter (for CCD or camera) for use with PMT-4201 TeleVue 4x Powermate. While it looks and functions like a Barlow, your eyepiece will operate with pupil locations where the designer intended, avoiding mismatch problems. Televue 2.5X 1.25" POWERMATE #2513. The result is an exit pupil that stays where the eyepiece designer intended. Televue 2X 2.0" POWERMATE. Omegon Filters Variabele polarisatiefilter, 2" $ 59,00. Share. Celestron Luminos 2.5x 2" Barlow. Excellent condition with original box Images might show optional accessories or similar products. If you are deciding between the Barlow lens and Powermate, my recommendation is to consider the price. It threads directly onto the chrome barrel in place of the eyepiece holder and is suited for photography with short focal length refractors. $ 91.00. While not technically a Barlow, this unique new 4-lens image amplifier performs the same functions, but at a higher level of optical correction. How To Use A Barlow Lens. No. £202 / $208. The POWERMATES are constructed to be parfocal with Tele Vue's 1-1/4" 90 degree diagonal (often used in Ranger telescopes) adding convenience not previously available with any Barlow. Omegon Newton lasercollimator, 1,25" (3) $ 59,00. 39,846. Location: South West England. The 4-element TeleVue Powermate image amplifier picks up where the Barlow concept can go no further. Note for Dobsonian/Newtonian Owners When using Tele Vue's Paracorr coma corrector, the 2.5x or 5x Powermate™ should be inserted into the Paracorr's 1¼" adapter (i.e., between the Paracorr and the eyepiece). Images are for demonstration only. The 2" Powermate™ fits all the way into 2" Star Diagonals, requiring minimal refocus compared to a 2" Barlow. 08.02.2022. They even improve our competitor's eyepieces and telescopes! The 2.5X POWERMATE has no filter threads Dobsonian/Ne Product information Warranty & Support View History Tell a Friend Printer Friendly Auction No. Free Shipping (within the 48 contiguous US States only). All these designs, and especially the Tele Vue, have the benefit of not moving the focus position of the eyepiece and not changing the eye relief. Location: South West England. Hi everyone, I have heard it suggested that dobsonians and perhaps my Meade LX200 will benefit best from a good quality Barlow 2X. Price: $229.00. Note for Dobsonian/Newtonian Owners When using Tele Vue's Paracorr coma corrector, the 2.5x or 5x Powermate™ should be inserted into the Paracorr's 1¼" adapter (i.e., between the Paracorr and the eyepiece). POWERMATE consists of a negative achromatic doublet plus a positive "pupil-correcting" doublet. TeleVue Powermate 2.5X 1.25" Temporarily out of stock Unique Benefits and Applications for Powermates™ Vignetting, edge field aberrations and pupil movement - all… Model Omegon Newton adjusting laser 1,25'' (inspection window) (7) $ 59.00. With freedom from aberrations, greater magnification potential, and compact size, Powermates pick up from where Barlow lenses can go no further. TeleVue Barlow lens 5x Powermate 1,25" $ 320,00. TeleVue Powermate goes beyond the Barlow concept to achieve the goal of a compact, high power, fully corrected image amplifier. I understand that the TeleVue Powermate is not actually a Barlow in the strictest sense of the term, but instead is a focal extender. In the case of the Powermate's they seem to just add the boost to the magnification and leave no other hint they are in the optical path. Item No. I accept Paypal, Venmo, Zelle, and personal check. Tele Vue 4x 2" Powermate T-Ring Adapter (1) £47.00 Add to Basket. Televue 2X POWERMATE T-RING #2200. Tele Vue Quality The Televue Powermate is threaded to accept all types of 1.25" filters and is great for both visual observing and imaging. Televue 5x Powermate Telescopes often come with 1 or 2 eyepieces as standard, which usually give an adequate range of magnification. Conclusion. How well would it work on the refractor? Vignetting, edge field aberrations and pupil movement - all introduced when using Barlows with long focal length eyepieces, are minimized. Click here to create one. The POWERMATES are constructed to be parfocal with Tele Vue's 1-1/4" 90 degree diagonal (often used in Ranger telescopes) adding convenience not previously available with any Barlow. For imaging I wouldn't spend the extra money, even if they do work very well for imaging. TELEVUE POWERMATE, 1.25', 2.5X. 1. The 4X Powermate Barlow is a 4-element parfocal, compact amplifying lens system. Tele Vue Paracorr Type II (2 Inch) $ 899.00 Add to cart. Note for Dobsonian/Newtonian Owners When using Tele Vue's Paracorr coma corrector, the 2.5x or 5x Powermate™ should be inserted into the Paracorr's 1¼" adapter (i.e., between the Paracorr and the eyepiece). The 2" Powermate™ fits all the way into 2" Star Diagonals, requiring minimal refocus compared to a 2" Barlow. The 2" Powermate™ fits all the way into 2" Star Diagonals, requiring minimal refocus compared to a 2" Barlow. Add to cart. I got the Televue Powermate in hopes of "no" issues, and I wanted the 2.5X for a f/25 setup. More from manufacturer. Tele Vue Paracorr Type II (2 Inch) $ 899.00. I came across the Tele vue 2X Barlow and also the Tele Vue Powermate 2.5X and was wandering if there is a noticeable difference between the two apart from the 0.5X increment and . Omegon Newton lasercollimator, 1,25" (3) $ 59,00. The result is a pure magnification increase. The 2" Powermate™ fits all the way into 2" Star Diagonals, requiring minimal refocus compared to a 2" Barlow. I bought this primarily for planetary imaging. The 2.5x POWERMATE has no filter threads Dobsonian/Newtonian owners usin g Tele Vue's Paracorr coma corrector should place the 2.5x or 5x POWERMATE (or Tele Vue 2x . TeleVue Powermate 2x. Typically, a Barlow lens is made to be used in combination with an eyepiece. The barlow spreads out the laser light (which I know, sounds crazy, since the point of a laser is to be a focused point). While not technically a Barlow, this unique new 4-lens image amplifier performs the same functions, but at a higher level of optical correction. Delivering nearly constant magnification regardless of image distance behind the top surface, distortions are minimized. Share. Like long eye-relief? Recommended Powermate. With freedom from aberrations, greater magnification potential, and . 51,267. Home Auctions Astromart Auctions Barlows Televue 2.5X 1.25" POWERMATE #2513. If you are a beginner, I guarantee that you will be happy. Accepts optional PTR-1250 SLR camera adapter ( imaging w/o eyepiece @ ~7.7x magnification. After unscrewing the black 2" eyepiece holder from the chrome barrel containing the optics of the Powermate, the adapter . Omegon Filters Premium maanfilter 1,25" $ 19,90. Note for Dobsonian/Newtonian Owners. $238.99 - $359.99. View History Tell a Friend Printer Friendly Auction No. Priced to sell at $225 (New retail price $343) 4 element design.weight - 22 ounces. Some content in menu 4. While it looks and functions like a Barlow, your eyepiece will operate with pupil locations where the designer intended, avoiding mismatch problems. The 2.5X Powermate Barlow is a 4-element parfocal, compact amplifying lens system. TeleVue Powermate 5x. All Powermates are threaded for use with like-sized eyepiece filters. Posted September 2, 2012. While not technically a Barlow, this unique new 4-lens image amplifier performs the same functions, but at a higher level of optical correction. At 4X, anything smaller than a 15mm EP puts me near/at the max useful magnification on the SCT; is it worth it? This threaded photographic adapter ring replaces the 2" eyepiece holder on the 2" 2x TeleVue Powermate Barlow. The brand from which there is no moving up. I thought you might be interested in the development of this project: Barlows amplify the power of a telescope. Televue 2.5X 1.25" POWERMATE #2513. The Powermate™ is NOT a Barlow so the Panoptic-Barlow Interface is not needed! Using the 4x model, imagine the quality of a 35mm Panoptic at 8.8mm with 25mm of eye relief! I have used a cheap ED 2" barlow ,and it had color focusing issues on a color camera. TeleVue Barlows and Powermates Superior optics, the best multi-coatings, meticulous attention to detail,and the astronomy industry's best design combine to produce the best images possible in your telescope. Terence Dickenson, in his Barlow test report in Sky and Telescope, July 1997, says . I already have a 4-element 2.5X Barlow that works pretty well. The Powermate consists of a negative doublet plus a positive "pupil-correcting" doublet. TeleVue 5x Powermate PMT-5126 is a compact, high power, fully corrected image amplifier.Tele Vue line consists of a negative doublet plus a positive "pupil-correcting" doublet.TeleVue Powermate 4-element system provides the magnifying function of a TeleVue Barlow without its limitations by restoring the field rays back to their original direction, as if the TeleVue Powermate were not there. Post by jerryTheC » Thu Jun 27, 2019 9:54 pm Parfocal is more commonly used when talking about eyepieces - if a set of eyepieces is described as being "parfocal" it means you can swap between them without having to refocus (much). : 13502 Current Bid: $137.50 . The 2" Powermate™ fits all the way into 2" Star Diagonals, requiring minimal refocus compared to a 2" Barlow. The 2" Powermate™ fits all the way into 2" Star Diagonals, requiring minimal refocus compared to a 2" Barlow. Add to cart. Allows the use of the TeleVue 4x Powermate 2" barlow on any T-Threaded camera or CCD camera. Televue 2X Powermate T-Ring Adapter - 2" $60.00 Televue T-Ring Adapter - PTR-1250 replaces the eyepiece holder on the 1.25" 2.5x and 5x Televue Powermate Barlows. The simple negative element Barlow increases eyepiece eye-relief. Excellent with long eye-relief, 2" eyepieces. The Televue 2.5x Powermate will outperform any Barlow lens because the additional lens elements within the Powermate body. Threaded for 1.25" filters. The 2-inch Powermate fits all the way into 2-inch Star Diagonals, requiring minimal refocus compared to a 2-inch Barlow. The Televue Barlow Powermate 2X. This is my review of the 2x Barlow from Tele Vue. This product is serviced and supported by its manufacturer according to the terms and conditions included in the packaged product . Tele Vue Barlows use multi-coated high index glasses for optimum aberration correction, exceptional contrast with virtually no light loss. Home Auctions Astromart Auctions Barlows Televue 2X POWERMATE T-RING #2200. With freedom from aberrations, greater magnification potential, and compact size, Powermates pick up from where Barlows can go no further.
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