This document only applies to the 8 inch and larger scts from celestron. Before removing the corrector plate, be sure to elevate the ota to point nearly to the zenith. How to strip and clean the optics of a sct schmidt. However, even the most basic telescope in celestron s lineup, the. Here are some signs that may indicate your issue is a cracked or malfunctioning heat exchanger. The your heat exchanger is cracked so your furnace must be. Amateur astronomy equipment, techniques, info, etc. Universal mounting plate, cg5 celestron telescopes. Are celestron sct correctors really matched to the. Celestrons c102 goes all the way back to the early 1980s. There are at least three schools of thought on the appropriate cleaning solution to use to remove smudges and dust, after as much dust as possible has been removed from the corrector plate. It will accept standard mounting rings, spotting scopes, and cameras. Astronomy submitted 11 months ago by theguywiththeteacup.
Jun 19, 2012 it probably means that they had better equipment for making them. She pointed to the drawing on one plate, which portrays a bamboo raft. This video is about the your heat exchanger is cracked so your furnace must be replaced. Are celestron sct correctors really matched to the primary.
Where can i get it fixed and how much should it cost approximately. Next remove the 6 retaining ring screws, but be very carefull because you are using a screwdriver close to the corrector plate. Ive got this old orange tube celestron c8 schmidt cassegrain which is missing its corrector. This video gives stepbystep instructions on how to safely remove the schmidt plate corrector from a sct. If the plates are showing signs of drying out cracksthreads shortly after pouring, then the humidity is too low. Celestron s awardwinning nature dx binocular gets a major upgrade with the addition of ed objective lenses. In this paper, a new dual boundary element formulation is presented for dynamic crack problems in mindlin plates. What to do with a sct with a broken corrector plate. How do i clean my telescope optics primary mirrors, lenses, eyepieces, corrector plates. The c8 corrector plate has a crack from the secondary mirror to the outer edge of the corrector plate. Making a fractured corrector plate usable astronomy forums. Dec 11, 2014 how to clean your corrector plate steven koenig.
Hvac businesses in minnesota lock out furnaces when cracked heat exchangers are found. License plates regular license plates group special license plates county motor vehicle offices forms. I found a c8 with a super polaris mount and seven eyepieces for a seemingly. Celestron can match a corrector and replace and match the. Want to upgrade your mount knobs or other hardware. Celestron telescope mount general for sale by owner. Features a builtin telescope hand control unit holder. Are the corrector plate and the primary mirror a match pair. The celestron c90 mak spotting scope with tripod is a solid entry level system for terrestrial or celestial targets. Celestron telescope parts spare parts for celestron. May 16, 2006 woops i have just broken the corrector plate on my orange c8 sct,are they worth fixing. Cleaning your schmidt cassegrain corrector plate oh yes the day will come when you look through your scope and say i have discovered dark matter. License plates department of revenue motor vehicle.
A schmidt corrector plate is an aspheric lens which corrects the spherical aberration introduced by the spherical primary mirror of the schmidt or schmidtcassegrain telescope designs. Celestron makes a variety of telescopes designed for anyone from the beginning amateur astronomer to the experienced stargazer. Schmidt cassegrain telescope advice maintenance cleaning. This post is one in a series about c8 repair and maintenance. This celestron ac adapter works on all celestron computerized telescope mounts except for the cge pro line. Some of the mounting plates are adapters, d base, saddle plates, dovetail. These can be supplied by all celestron dealers every where and are even ex stock at hinds. Dans pier top plate 12 pier top plate for celestron cpc. Celestron offers a limited lifetime warranty for binoculars and spotting scopes. A funny website filled with funny videos, pics, articles, and a whole bunch of other funny stuff.
Get back to your night sky exploration when you browse this large collection of replacement celestron telescope parts and upgrades online at high point scientific now. Toscanoptics company offer severals corrector sc plate for celestron and meade telescopes. I had an unfortunate mishap last week which resulted in a shattered corrector plate on my c14a sct. Skies unlimited is a leading retailer of quality telescopes and telescope accessories to beginner, intermediate and advanced astronomers. Collector plate replacement an astronomy net celestron forum message. Celestron does not manufacture individual correctors that find their way into the market. They all have serial numbers etched into the corrector platemy allen key just fell hit the edge cracked it and broke it in two. You should see the introduction and disclaimers before trying anything here.
This celestron powerseeker 80eq telescope includes a 20mm and a 4mm eyepiece that let you switch the magnification in seconds. Celestron warrants all of its products to be free from defects in materials or worksmanship. From what ive read here an sct corrector plate is not something that can really be swapped because they are matched to the primarysecondary. Sct corrector plate removal read this entire document before starting. Collector plate replacement an astronomy net celestron. The crack is considered parallel to one of the plate edges. Need a spare part for your worn out or broken down celestron telescope, mount or tripod.
Celestron s free planetarium app is an astronomy suite that redefines how you experience the night sky. Entering your email address allows you to receive emails on promotions, exclusive offers, and new products from. Celestron offers a wider variety of telescope accessories, most of which may be used with other brands of telescopes as well. Existence of the crack modified the governing differential equations which were. I have been wanted to use such a scope for astophotography.
However, combined with the 3x barlow, the 4mm pushes the 127mm aperture to its absolute limit. Spare parts celestron telescopes, telescope accessories. Get a closer look at the night sky with this celestron powerseeker 80eq telescope. Celestrons free planetarium app is an astronomy suite that redefines how you experience the night sky. My 8 celestron schmidtcassegrain had a mishap and the corrector plate has cracked. The simple design offers easy toolfree setup, and the two slowmotion control knobs let you precisely adjust your view. Your eyepieces are the first accessories you should learn to use with your telescope. Both the inside and outside of my corrector plate had accumulated enough slimy humidity over the first year and a half of my n11s existence that it required a good cleaning, inside and out. You can power your computerized celestron telescope at home, and view all night long with no worries of running out of batteries. If you dont have that type of finder, i have a celestron model id sell you pretty cheap. It probably means that they had better equipment for making them. Engineered to deliver sharp and clear distortionfree views, the celestron edgehd 9. Most knickknacks are worthless collectibles and wont make you more money than what you paid for them, so it might be time to get rid of them because theyre mostly worthless. This service was established by our company to satisfy the demands inherent in the replacement of damaged corrective plate for the entire line of commercial telescopes celestron and meade.
Download the celestron pwi telescope control software. This limited edition collectors plate by royal doulton. The more recent just fitted corrector plates are available. It was invented by bernhard schmidt in 1931, 2 although it may have been independently invented by finnish astronomer yrjo vaisala in 1924 sometimes. The celestron cg5 universal mounting plate is a basic accessory that allows you to attach a wide range of telescope accessories to the mounting platform of an advanced cg5 or advanced vx mount. No matter how much a collector may appreciate the aesthetics of a. Dans pier 12 pier top plate for celestron cpc telescopes compatible with nexstar 811 with ss anchor bolt kit. Boasting a 14 mm diameter latitude adjustment screw for extra strength and stability, the celestron hd pro wedge minimizes vibration to allow easier rotation of heavy telescopes. A recessed tilt plate fits the base of the telescope to enable attachment via simple rotation. The telescope comes standard with a 20mm, 4mm, and a 3x barlow lens. Since 1960, celestron has innovated how we view the world around us and havent taken their foot off the gas since. Feb 29, 2012 c8 repair removing the corrector plate february 29, 2012 posted by aquillam in astronomy, telescope maintanance. These readytoroll spotting scopes observation combos from celestron give you topgrade optics and a stable platform to mount them on at a very reasonable price. The corrector plate is held on by the front corrector plate ring.
Celestron cge universal mounting plate buy telescopes. Get the best deals on celestron refractor telescope when you shop the largest online selection at. We do not recommend removing the corrector plate or disassembling optics to do cleaning. Depending on the age of your telescope, the screws on this ring can be allen head or phillip head. Woops i have just broken the corrector plate on my orange c8 sct,are they worth fixing. It features an aplanatic schmidtcassegrain optical system consisting of a corrector plate, a spherical. It then continuous to show the proper method of cleaning the schmidt plate as well as. Analysis of free vibration of an isotropic plate with surface or internal. Find low everyday prices and buy online for delivery or instore pickup. Cracked and flaked, but on purpose the new york times. A used one that i just recently acquired and didnt even get to have first light with.
While the 20mm works fine, the 4 mm is difficult for some to use, due to the small entry hole. The primary mirror and the secondary mirror appear unharmed. Most of celestron s telescopes utilize the same basic logic and many of the same primary functional components. Its time to get rid of these worthless collectibles.
After some years of use, if you look at the corrector plate of your catadioptric telescope in full light, you will be surprized to discover a great amount of dusts, grease, maybe sap droplets and other deposits forming a thin film all over the surface. All other products have a 2year manufacturers warranty, which covers repairs or replacement in cases of defective components. The celestron cge universal mounting plate is a basic accessory that allows you to attach a wide range of telescope accessories to the mounting platform of a cge, cge pro, cgem or cgemdx mount. A square plate with a central crack download scientific diagram. Telescope mount accessories parts for telescope mounts. Once a plate has broken this leaves some scopes with a bit of a problem. I have an old orange tube celestron c8 that has a fractured corrector plate. The celestron c90 maksutov style scope features a large 90mm. Celestron recommends a solution of 60% isopropyl alcohol and 40% distilled water, to which a couple of drops of liquid dish soap per quart of liquid may.