thesesurgical lensometerare suitable for determining the power of an existing prescription lens to ascertain their right prescription. it comes with the led technology and a sturdy mechanical design.
features:
technical specifications
- large diameter measuring knob with easy to read diopter scale.
- new design lens holding device.
- convenient lens marking system.
- precision optics.
- type : ocular, external reading
- vertex power scale : 0 to +24 dioptres , marked in 0.25 steps upto 10d, 0.50 steps beyonds 10d
- cylinder axis : 0 to 180degree in degree increments.
- prism diopter scale : 5 prism diopter, in 1 diopter increment
- lens size : upto 90mm
- eyepiece adjustment : possible
- tilting : possible, continously variable from 30 to 90 degree
- finish : staples cream
- power supply : 3volt dc(two pencil cells)
- weight : 4.5kgs
- size : length 20cms, height 22cms, width 12cm
- accessories : vinyl cover : onespare lamps: two