产品说明：Basic SpecificationsMODELXts2021Xts2022Xts2023magnifying mannerzoomzoom ratio1.6.5(0.7x-4.5x)eyapiecewfh10xtotal magnification7x-45xfield of view33mm-51mmworking distance108mmbinocular tubeinclined 45interpupillary distanceadjustable 55mm-75mmdiopter adjustnent 5 diopter (two eyepiece tubes adjustable)eyepiece tuberotatable 360bass stands21s22s23with auxiliary
objectives (optional)total magnification 21x-225x; biggast field of view 110mm
longest working distance 314mm. (sec upon and bellow)