Feature

●➤Fully metal construction and anodizing aluminum process;durable for long time use.
●➤The extension tube has a T2 interior thread and a T2 exterior thread for elegantly solving spacing problems in astrophotography.
●➤Male thread - M42*0.75. Female thread - M42*0.75,eliminates a range of focusing problems.
●➤Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners.There are a total of 8 sets of products, which can be used in free combination.
●➤Matte treatment: Internal with matt thread, use the product to focus more


Description

Extend tube length of the M42*0.75 Products

Color: Black

Male thread: M42*0.75mm

Female thread: M42*0.75mm

Length: 3/5/7/10/12/15/20/30mm

Type: Astronomical T2 thread Extension Tube

Please Note: This are M42 (42mm) thread caliber, not M48 thread caliber.