Explore Scientific 2-Inch Adapter with T2 Thread — Connect T2 Camera Equipment to 2-Inch Telescope Focusers

Connect your camera to your telescope with the Explore Scientific 2-inch T2 telescope camera adapter. This simple, essential accessory drops into any 2-inch focuser or diagonal and provides a standard T2 (M42 x 0.75) thread, letting you attach a DSLR/mirrorless T-ring or other T2 imaging gear for prime-focus astrophotography.

T2 is the universal threaded standard used across astronomy imaging accessories, so this adapter bridges your 2-inch focuser to the wide world of T2 cameras and components.

Who it's for

Perfect for astrophotographers who want to mount a camera to a 2-inch focuser for prime-focus imaging. New to astro imaging? Start with our astronomy 101 stargazing basics guide.

Key features

• 2-inch to T2 connection links a 2-inch focuser or diagonal to standard T2-threaded gear.
• Standard T2 (M42 x 0.75) thread compatible with T-rings and T2 accessories.
• Prime-focus imaging lets your telescope act as the camera lens.
• Solid metal construction for a secure, stable optical connection.
• Universal usefulness as a core part of most astrophotography setups.

Frequently asked questions

What is a T2 thread?
T2 is a standard M42 x 0.75 threaded connection used throughout astrophotography to attach cameras and accessories. You'll also need a camera-specific T-ring.

Will this fit my telescope?
It fits any standard 2-inch focuser or diagonal that accepts a 2-inch barrel.

Do I need anything else to attach my camera?
Yes, a T-ring matched to your specific camera brand and model threads onto the T2 side.