Every pair of binoculars shows more when it stops moving, and the equipment that achieves this costs about as much as a takeaway. It is the single most overlooked improvement available to anybody who already owns binoculars.
What the shake is costing you
The tremor you cannot feel comes from your pulse and your breathing, and at ten times magnification it is magnified with everything else. Mounted, a 10x50 pair resolves detail that was previously smeared: more stars in a cluster, a sharper lunar limb, and faint objects appearing that were simply below the threshold before.
The adapter, which is trivial
Almost all binoculars have a threaded socket between the barrels under a small cap. An L-shaped adapter screws in there and onto any photographic tripod. That is the whole mechanism. It costs a few pounds and takes ten seconds to fit.
The neck, which is the real problem
A tripod points the binoculars up and puts your head at an angle nobody sustains. The fixes are a reclining garden chair, which is transformative and free if you own one, or a parallelogram mount, which holds the eyepieces at head height while you swing to any part of the sky.
Harnesses, for when you are not mounting
A harness spreads the weight across the shoulders instead of hanging it from the neck. Over a day's birding or a long night it is the difference between comfortable and sore, and it costs less than a cheap eyepiece.
Questions people ask about binoculars
Can you put binoculars on a tripod?
Yes. An L-shaped adapter screws into the socket between the barrels and onto a standard tripod, and it costs very little.
Do binoculars work better on a tripod?
Noticeably. Removing hand shake reveals detail that was previously smeared, and the effect grows with magnification.
Is a binocular harness worth it?
For any long session, yes. It moves the weight from the neck to the shoulders for the price of a cheap accessory.