2" Extension Tube (ET035)

Finally got my backfocus dialed in with this 35mm tube—the compression ring seats my camera adapter snugly without any wobble. The safety groove is a nice touch too, keeps everything locked in place when I'm swapping gear at night.

Finally got my back focus dialed in for my planetary camera. The safety groove gives me real peace of mind that my expensive gear won’t slide off. Works exactly as described for 35mm of extra travel.

The compression ring holds my camera securely with no wobble, and the safety groove gives me peace of mind when swapping gear in the dark. Adds just the right amount of back focus for my setup.