Main Features:
Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners.
The extension tube has a T2 interior thread and a T2 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems.
Male thread - M42x0.75. Female thread - M42x0.75, eliminates a range of focusing problems
Includes 8 different lengths - 3mm 5mm 7mm 10mm 12mm 15mm 20mm 30mm. The required spacing can be achieved by combining several extenders of differing lengths, you can use 1 pc, 2 pc, 3 pc of the extension rings as you like
Fully metal construction and anodizing aluminum process, durable for long time use.
Item Specification:
Length:3mm 5mm 7mm 10mm 12mm 15mm 20mm 30mm(optional)
Material: aluminum alloy
Internal thread: M42*0.75mm
External thread: M42*0.75mm
Color: black
Package including:
1pc * Telescope Photography M42*0.75 Extension Tube,5mm
Shipping：
1. We ship to Worldwide, excluded some far away places.
2. All the items will be shipped within 1-2 working days after receiving the payment, except some holidays.
3. We only ship to confirmed eBay address; your eBay address must match your shipping address.
Taxes, Customs & Duties：
1. Some countries are required to collect customs duties. Please confirm your local customs duties before placing orders.
2. We will not be responsible for any custom delay or tax, because transit time is highly depended and provided by postal Service.
Aftersales:
1. If you are not satisfied with the item you received, please return it within 30 days for a replacement or money back. Please contact us before you return it.
2. All returned items must be in the original packaging with all components and accessories included, and you must provide us the return shipping information.
3. Return shipping fee is to be paid by the buyers. We will not be responsible for any custom duty or import tax.
Customer Service:
If you have any questions, please try to contact us through the eBay message first. Our customer service will reply you within 48 business hours and we will try our best to solve your problem.
Your satisfaction is the priority of our customer service.