|Measurement Method:||Cornea Reflection Light Coincidence Method||Range Of Date Display:||Binocular Pupillary Distance: 44-83mm|
|Effective Range Of Measurement:||Binocular Pupillary Distance: 45-82mm||Indication Error:||<0.5mm|
|Rounding Error:||<0.5mm||The Scope Of The Focus Point:||30cm-∞|
|Power Source:||Voltage: DC 3V, Specification: AA Battery, Quantity: 2 Or 4 Pieces||Time For Automatic Shut-off:||1 Minute After Stopping Operation|
optical pd meter,
pupillary distance machine
Ophthalmology Digital PD Meter Centrometer with CE ISO Certification GD8400
|Meas Measurement Method||Cornea reflection light coincidence method|
|Range of data display||Binocular pupillary distance:from44 to 83mm|
|Left or right pupillary distance: from 22 to 41.5mm|
|Effective range of measurement||Binocular pupillary distance:from 45 to 82mm|
|Left or right pupillary distance:from 22.5 to 41mm|
|The scope of the focus point||30cm to ∞|
|Power source||Voltage:DC 3V, Specification:AA battery, Quantity: 2 or 4 pieces|
|Time for automatic shut-off||1 minute after stopping operation|
|Dimensions||214mm(L) ×150mm(w) ×51mm(H)|
Product & Service
Since from 2005, JingGong Optical started searching made in China optical instruments for optical wholesalers and chain stores, with many years’ experience and investment in this field, Now JingGong Optical is innovating, manufacturing & exporting a wide range of ophthalmic instruments, eyewear laboratory equipment, lab tools & accessories, if you are optical instruments wholesaler, optical shop, eye care hospital or lens laboratory, you can have best solutions from our instruments category.
In accordance with International & regional standards, JingGong Optical products are following ISO, CE & FDA instructions, also has warranty policy & maintenance service on each products, we are always working with customers to improve products and technology.
Our Vision: We are not going to save the world, we are not going to improve the eyesight of whole human being, but what we are concentrating on, is to provide our customers and end-users a precision, qualified, friendly-operated and lowest costed ophthalmology instruments and lens laboratory instruments.We are always hearing from our customers, to find every even small way to improve our products and service.
Guarantee:We absolutely understand you are worrying about the potential functional & quality problem of instruments you are buying from us, don’t worry, we carry out 100% QC before shipping, we also have guarantee for each product, buy from us means buy 100% satisfaction.
Staff:The employees who working for us, are with good background in optical industry, who was working in lens manufacturing, who was working in production line of eyewear, even has registered optometrist, our staff can think from different aspects instead of only one side.