Type : Ocular type external reading system
Vertex Power Range: + 250 step: 0.25D step upto + 10D 0.50D step beyond + 10D
Cylindrical Axis Scale : 0 to 180degree (1degree step)
Prismatic Power Range : 5 in the view field (1 step)
Target : Pins hole Corona Target
Eyepiece Focusing : + 3D to +5D
Diameter of Lens Accommodated : 30 to 80mm
Tilting Angle : 30degree to 90 degree
Light Source : AC 220V /3W
SIZE: 48 x 33 x 24cms (LXBXH)
Length -19 inch
Breadth -13 inch
Height -9.5 inch