Mountings, adjusting means, or light-tight connections, for optical elements

GPHYSICS G02Optics G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS

G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements

G02B7/001Counterbalanced structures G02B7/002Mounting on the human body G02B7/003Alignment of optical elements G02B7/004Manual alignment G02B7/005Motorised alignment G02B7/006Filter holders G02B7/007Pressure-resistant sight glasses G02B7/008with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation G02B7/02for lenses G02B7/021for more than one lens G02B7/022lens and mount having complementary engagement means G02B7/023permitting adjustment G02B7/025using glue G02B7/026using retaining rings or springs G02B7/027the lens being in the form of a sphere or ball G02B7/028with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation G02B7/04with mechanism for focusing or varying magnification G02B7/06Focusing binocular pairs G02B7/08adapted to co-operate with a remote control mechanism G02B7/09adapted for automatic focusing or varying magnification G02B7/10by relative axial movement of several lenses G02B7/102controlled by a microcomputer G02B7/105with movable lens means specially adapted for focusing at close distances G02B7/12Adjusting pupillary distance of binocular pairs G02B7/14adapted to interchange lenses G02B7/16Rotatable turrets G02B7/18for prisms for mirrors G02B7/1805for prisms G02B7/181with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation G02B7/1815with cooling or heating systems G02B7/182for mirrors G02B7/1821for rotating or oscillating mirrors G02B7/1822comprising means for aligning the optical axis G02B7/1824Manual alignment G02B7/1825made by screws G02B7/1827Motorised alignment G02B7/1828using magnetic means G02B7/183specially adapted for very large mirrors G02B7/185with means for adjusting the shape of the mirror surface G02B7/188Membrane mirrors G02B7/192with means for minimising internal mirror stresses not in use G02B7/195Fluid-cooled mirrors G02B7/198with means for adjusting the mirror relative to its support G02B7/20Light-tight connections for movable optical elements G02B7/22Extensible connections G02B7/24Pivoted connections G02B7/28Systems for automatic generation of focusing signals G02B7/282Autofocusing of zoom lenses G02B7/285including two or more different focus detection devices G02B7/287including a sight line detecting device G02B7/30using parallactic triangle with a base line G02B7/305using a scanner G02B7/32using active means G02B7/34using different areas in a pupil plane G02B7/343using light beam separating prisms G02B7/346using horizontal and vertical areas in the pupil plane G02B7/36using image sharpness techniques G02B7/365by analysis of the spatial frequency components of the image G02B7/38measured at different points on the optical axis G02B7/40using time delay of the reflected waves