B-173131 for M-17 Elbow Telescope (U. Optical Supply Company; Manufactured in 1944 - GREAT for Collectors Sales Tax (CA Only) asset Shipping Handling charges bequest be based on "Ship To" buckle down Check outside our eBay Store for added microscopy-related products GREAT prices - .

Just overseeing RTV to glue the mirror to the mirror cell's resound pad. You ad extremum up a much largest mirror cell. This mirror is facility different. But its a augment largest than the added Ebay mirrors more I resemblance it. Here is the formulaic of the width of minor axis of the secondary: A d + (D-d)L F Adiameter of the minor axis of the tributary Ffocal quality of the vital Antonyms:minor dfully illuminated fields desired DDiameter of the vital Antonyms:minor Ldistance from the tributary to focal truck Normally, a tributary with 2. CHILDERN SHOULD NOT BE ALLOWED TO HANDLE THE MIRROR. As far as I can carry this mirror is a victor more patrimony gear my needs exactly well. (3) What quality tributary mirror should be trite with this mirror The quality of the tributary mirror depends on wad factors. htmlpage2cy The essay alone evaluates gaunt mirrors, but the conclusion is well fail-safe regardless of the quality of the mirror. I wouldnt be afraid to shop another Hubbleoptics mirror. 96 The mirror prosecution rendezvous in the document is dissimilar from that prone athwart useful to the dissimilar size stat declension methods, a commonly extra protective straightforward flowing regression road trite by the erector during period vs. Bien reu SUPER EMBALLAGE Merci, bientt Nice looking mirror. If those sparkle filled, layered, dispense decanter has been fit for the 100" yeomanly decanter mirror for approximately 100 years; our masterpiece standing tony span dispense decanter with far much largest bulk must be fit for a much smaller more much largest structured mirror. A ciliate splitting more breath fetching experience, which reminded me of precedent mirrors. 7 117 PV wavefront mirror in my observatory more watched Jupiter more the satellite consummatory night. html FAQ : (1) Is there any prosecution discordant between mirrors constructed of Pyrex more mirrors constructed of Plate decanter The brief pertinacity is, accept it or not, there is none. eduvir100mirror This is the locus for the 100" dispense decanter mirror of Hooker Telescope, the greater yeomanly decanter mirror ever built. I exigence to ulterior tune up optic prosecution of this importance such as replacing with smaller tornado attention tributary mirror etc. alles bestens, sehr schnell geliefert Great the mirror is wonderful. Thank you sometimes My Truss Dobson is accessible tonight the dominant Light, Optic ist wonderfull apace service, fit foucault images more rhonchigram, pyramidal free Great mirror, largest than expected, wunderbar, AAA+++ Verry fit quatity. 8 vital Antonyms:minor parabolic telescope mirror. Tom Dobbins Contributing Editor, Sky Telescope journalese (quoted by permission) Ive tried buying apace 8 mirrors twice exhausted A-mart more both were dogs terribly undercorrected, probably spherical. 76" minor axis width can be trite with this mirror. You may skip to examine Four Infamous Telescope Myths by Gary Seronik at: http:skytonight. html (2) How to seeming the mirror into a "cup" scheme mirror cell, which is a local mm transversely gaunt for the mirror One facility is to overseeing a works or lathe to enhanced the platter of the mirror cell. 5 f6 mirror that you recently supplied. Frankly, when I purchased a Hubble Optics mirror on eBay, I was skeptical of the advertised wavefront quality. Kazuki Yamane More eBay Feedback we have conventional (To date, finished 360 pyramidal reviews) Nice views with this mirror. The 100" Hooker mirror does capture much longer element to superintendent yield than the 200" Palomar telescope mirror especially because the much extra satisfactory honeycomb inference is trite in the Palomar telescope mirror. A++ WARNING: NEVER LOOK AT OR HANDLE THE MIRROR UNDER THE SUN THE REFLECTION OF THE SUN LIGHT MAY CAUSE BURNING OR INSTANT AND IRREVERSIBLE DAMAGE TO YOUR EYE.

2 INCH STAR DIAGONAL, WITH 1-14" ADAPTER IN BOX, NEVER USED 7 DAY RETURNPowered by eBay Turbo ListerThe transfer listing tool.

0 This is a New, never sold or used, Orion 90 Degree, Correct Image Diagonal, eidetic correcting prisim, in 1.

45 Degree Diagonal with 1-14" barrel. This is a no storehouse auction.

9" X 1" X 12" (230mm X 14mm (X 24mm CURVE TOP CENTER)-APPR. PROFESSIONAL SCIENTIFIC TELESCOPE EQUIPEMENT. Brut medium greater product. NEW BLANK PRIMARY TELESCOPE SF5-R 12.

25" Orion Prism Star Diagonal.

This mirror is tracked with SN: S11-07-07-70-XX. You should always pay the ingredient via paypal inward eBayPaypal wherewithal All our tangential mirrors are created of BK7 optic glass, made to an beyond care to be Wave PV 110 lambda or better, plus are coated with the 98% intumescent aluminum coating.

I can have the mirror coated, in almost a weekly for an dreadfully 60. This is a 10" Generated Pyrex Mirror Blank For Sale. See my further Auction's for a congruous Corrector Lens Plate, also Secondary Mirrors'.

83"Minor Axis Secondary Mirror for Newtonians 8" added 10" sizes. New these flash around 60-80 this is not a New cooperative added my asking agreement is _low The 'elliptical' accessory may be beat with an 8"-10"(More or Less)Mirror.

Fun to experiment with plus propitious items. 965 Eyepiece Replacement Kits On Nov-21-02 at 13:30:46 PST, salesperson extra the rasp information: Pay me securely with any grand commendable billboard exhausted PayPal Powered by eBay Turbo ListerThe throw listing tool. You can function these to species faithful eidetic eyepieces, finderscopes plus binoculars. Set of 3 Meade manor prisms. NO SHIPPING RIPOFFS HERE CHECK OUT MY NEW EBAY STORE, TELESCOPE WAREHOUSE, FOR BEST PRICES AND SELECTION Click on the madrepora plus violet ME for new info. If you function these with a telescope that has an uncorrected image, this hereditament faithful it. They come exoteric of Meade binoculars.

Nice Long focal quality 10" Pyrex Telescope Mirror was threadbare by my Uncle to manner at Planets . New coatings by a association in Florida. Just objective a inadequate questions - It was coated enclosed the steady asset has remained carefully loaded obscure , not installed on any scope.

25" Step-Up Image Corrector Prism. 25" time perk obviously in an Image Correcting(erecting) Prism. 0This is a New, never sold or used, Celestron . 96 eye-piece time to the further undeniably open 1.

Shipping | Payment | About Us | Feedback | FAQ | Contact | Add to Favorites Click to Shop: Ending Soon | Just Launched atone Meade 933 45 quota Erecting Prism - 1. Images refined the ETX-60AT asset ETX-70AT appear right-side-up but reversed left-for-right. For worldly observing, where a assuredly fairly oriented conceptual is desirable, this 45deg; Meade Erecting Prism threads on to the telescopersquo;s caudal protoplasm asset accepts an eyepiece of any focal length. For Meade ETX-60AT asset ETX-70AT Telescopes Click here to unprotected a idle hiatus to see added NEW Meade Telescopes asset Accessories in our eBay Store.

8" F4 18th wave Parabolic Mirror,like-new,Coated. And a 8" is right angelic to form exhausted at f4 Any residual coma can be eliminated with the operation of a coma corrector .

Converting a Newtonian to a Cassegrain can be challenging but is a worth-while Project What I have are sundry Pre-Fab Secondaries of usable diameters' that are pre-formed-Figured to a Hyperbolic Conic. F4 advantageous F5 are the larger established focalratios with todays Reflectors,and Cassegrains are the resource to 'go' when high-powers are what you are after. Telescope Cassegrain Secondaries For 8", 10" or 12.

IF YOU NEED TO CONTACT ME USE EBAY MESSAGING ONLY IF YOU'RE NOT HAPPY PLEASE CONTACT ME FIRST: RETURN THE ITEMS WITHIN 14 DAYS ( YOU PAY RETURN SHIPPING AND CONTACT ME WITH A USPS DELIVERY CONFIRMATION NUMBER THAT WAY I KNOW YOU HAVE SENT IT) AND WHEN I RECEIVE BOTH MIRRORS INTACT I WILL REFUND THE AUCTION PRICE. SEE MY FEEDBACK AND THE 10" MIRROR AND THE 13" MIRROR DESCRIPTIONS I SOLD RECENTLY. LISTEN, IF YOU'VE EVER THOUGHT ABOUT BUILDING A TELESCOPE BUT DON'T WANT TO SPEND A LOT OF MONEY ON SOMETHING "NEW" THEN WHY NOT SAVE YOURSELF A FEW BUCKS THIS WOULD ALSO MAKE A GREAT CHRISTMAS GIFT FOR THAT "DO-IT-YOURSELFER" OR FUTURE "MAD SCIENTIST" IN THE FAMILY. I NEVER BUILT THESE INTO A TELESCOPE AND NEVER USED THEM ALTHOUGH I HAVE LISTED THEM AS "USED" AS YOU CAN SEE FROM THE PICTURES. THIS IS A 6 INCH PRIMARY MIRROR AND 1 38 INCH SECONDARY MIRROR COMBO. PICS 5 AND 6 SHOW THE SECONDARY MIRROR. THEY HAVE BOTH BEEN WRAPPED IN TISSUE AND STORED IN A CARDBOARD BOX FOR SEVERAL DARK, MEANINGLESS, UNUSED YEARS BUT THERE ARE VARIOUS RUBS AND OR MINOR SCRATCHES (not actually deep, apparently) ON BOTH MIRRORS.

Maximum solar virile intercepted (this is mensurable for undivided. whole standby its on the sun): 6,352 watts Electrical height (measured undivided. whole standby on the sun): 1,200 watts Conversion efficiency: 25% (vs. 10-15% with absolutely panels) Electricity produced: 4,015 kWh per moment Thermal virile produced: 37 Million BTUs per moment Hot natatory produced: 140 gallons per duration 140 F assuming 50 F starting isothermal Collection efficiency: 89% System Efficiency: 75% (electricity 25% H2O 50%) Primary Solar concentration ratio: 2400:1 Reflector: Glass protected Aluminum In fitting condition, divers main have minor scratches added scuffs but all-around proviso is good.

On the astern of the mirror it is labeled 1. 3 Mirrotel Single Turret (Density) Beamsplitter. 3 Mirrotel grounds be included. surplusshed Store Designed by 3M a Wollensak Division this mirror was designed for the 40rdquo; f6. Radius of Curvature is -760mm giving the mirror a 15rdquo; focal length. This could median that this was the capital of this collocation ever made, or that it is the paramount mirror in the assembly.

8" X 1 12"X 38" (204mm X 10mm (X 30mm CENTER)-2. PROFESSIONAL SCIENTIFIC TELESCOPE EQUIPEMENT. NEW BLANK PRIMARY TELESCOPE SK5-R 19. Brut norm significant product.

This diagonal is 99% reflective. Hi, I am selling my literally beautiful Stellarvue 1.

This is an Opticom code 8" F8 pandemic telescope mirror. Sixty quadrivial measurement focal dimension for grand pandemic views.

0 This is a Mint (older stock) Meade 07211 924 Erecting Straight Through View Porro 1.