For Precise Focusing: Flip mirror makes easy to find exact focus point and also correct position for astrophotography; small black box has a moveable flip mirror which shunts light path 90 degree upwards; alternatively lets it pass through unhindered
Always Sharp: If tilt mirror to 45 degree position; object will appear in eyepiece and precisely focus it as usual; helical focuser on flip mirror lets to make eyepiece and camera exactly parfocal; this means elements will be in focus at the same time
An object that is accurately centred in the eyepiece will be simultaneously centred in the camera's field of view; you no longer have to worry about whether the object is correctly positioned on the chip - you know it will be
T ring for Minolta AF SLR/DSLR: Compatible with Minolta SLR and DSLR Camera with AF Bayonet (Please Attention) for connecting camera to telescope for professional astrophotography; Equipped with one hex wrench that achieve camera's easy angle adjustment
Quick & Convenient Installation: Just clockwise tighten T2/T ring to Minolta AF Bayonet DSLR/SLR Camera via camera connecting thread after aligning camera lense bayonet; Other end connect to telescope accessories with M42x0.75 Male Thread like T Adapter