Astronomical 2"/M48-extension Tube Kit for coma corrector, eyepieces
Length 5mm 10mm 20mm 30mm - M48x0.75 on Both Sides
All Coma Correctors require anywhere from 50 to 75mm of back focus from the corrector to the plane of your imaging camera.
With this kit you can combine the different extension tubes to get the correct spacing.
You can also use this kit for getting the spacing right when using an eyepiece with a coma corrector
Depending of your type of camera you might need the M48 to M42 Adapter
Most Coma Correctors come with that adapter.
If you need the M42 Extension Tube Kit see my other listings
The extension tube has a M48*0.75 interior thread and a M48*0.75
exterior thread for elegantly solving spacing problems in
The required spacing can be achieved by combining several
extenders of differing lengths,you can use 1 piece, 2 pieces , 3 pieces
or 4 pieces of the extension rings as you like.
Use this extension tube for getting the correct image scale or
the exact spacing required for eyepiece, coma correctors, reducers or field flatteners.
- Male thread - M48*0.75. Female thread - M48*0.75, eliminates a range of focusing problems.
- All metal construction and anodizing aluminium process, durable for long time use.
READ THE TERMS AND CONDITIONS STATED BELOW
We normally Ship within 2 to 4 business days after payment is cleared.
We ship by USPS, Federal Express or UPS, our choice.
Local Pickup is also welcome on the Planet Earth.
I WILL NOT BE HELD RESPONSIBLE FOR DAMAGED PACKAGES AND CONTENTS BECAUSE OF MISS-HANDLING BY INTERNATIONAL CARRIERS
IF YOU ARE OUTSIDE THE USA YOU ARE TAKING FULL RESPONSIBILITY FOR ANY DAMAGE TO THE ITEM.
Terms and Conditions
By Bidding on the item, the bidder agrees to make payment within 3 days of the end of the auction.
Non-payment will result in a negative feedback
SERIAL NUMBERS ARE RECORDED
Most of the items offered on eBay are also for sale Local. We reserve the right to cancel the auction early if sold.
Returns & Warranty Information
If Item is new in Manufacture Box any warranty will be from the Manufacture ONLY. I will not except Returns on New In Box Items.
If Item is used or new open box I will except returns within 30 Days of delivery. The bidder pays for the return shipping cost.
All returns must be authorized in advance.
If Item is found to be defective I will refund your PayPal account the total you paid + return shipping costs.
I find that the item is non-defective, there will be a restocking fee
I will refund your PayPal account - the 20% restocking fee and
return shipping will not be refunded.
Please contact me first before bidding! There are some countries I
will not ship to. Please ask first. Be sure to check your import
restrictions! Some countries have import restrictions on gold, silver
and jewelry, including watches. International shipping with insurance
can be expensive and the item may not be fully covered if it is insured,
due to the shipper's (and sometimes the destination country's) set
limits on insurance. Shipping must be tractable. I will file a claim
if the package is not received, but the risk is yours. Packages can get
held up in customs, which I have no control over. I am not responsible
for customs or import duties, fees or taxes, customs seizures or damage
caused by international carriers or customs agents. I have shipped to Canada, many European
countries and Japan.
Filed under: Eyepieces & Accessories