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or spotting scopes, can now be done with Leupold's fine 12-40x60 series of scopes. One side of this adapter clamps on to the barrel of the eyepiece for the 12-40x60 scopes, while the other will attach to the filter threads of digital cameras with 28mm, 37mm, 43mm, 52mm or 58mm specifications. It may be necessary to zoom the camera's lens a bit to avoid vignetting, and in some cases it may not be possible to eliminate vignetting entirely because the lens and the scope's eyepiece may come in contact before all vignetting is eliminated. But the majority of cameras with these filter sizes will work just fine. All ventures in the world of digiscoping require the use of a sturdy tripod, first and foremost.  Logical choices for a tripod/head combination are indicated here as accessories, with an ascending order in price & support.  You must take great care to keep vibrations during exposure to an absolute minimum.  Employing a cable release, electronic release or remote control for tripping the shutter is absolutely necessary.  And while it is not necessary per se, a mounting bracket will do wonders to reduce vibrations of your rig.