ASOM-4A orthopaedics

Specifications:
Eyepieces:magnification12.5?,papillary adjustment range 55-75mm,diopter adjustment range +5D --- -5D
Binocular tube:100%brightness45⁰ binocular tube
Zoom type:manual 3-step changer,total magnification 5.9?,10?,15.8?,field of view:?33.3, ?20, ?12.5mm
Coaxial assistant`s binocular:manual 3-step changer,total magnification 6.4?,10.8?,17.3?,field of view?30.5,?18.3,?11.4mm
Coaxial illumination:Illumination range 50mm,illumination intensity 60000lx
Focal length:f200mm(175mm,250mm etc)
Fine focusing range:range 25mm,speed 33s/whole distance
Maximum length of arm: maximum length of the arm extended 1100mm
New stand: New stand with locking wheels