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| Categories | Optical Refractometer | 
|---|---|
| Brand Name: | KESHILONG | 
| Model Number: | GRK8911 | 
| Certification: | CE, FDA | 
| Place of Origin: | China | 
| MOQ: | 1pcs | 
| Price: | Negotiable | 
| Payment Terms: | L/C, T/T, Western Union | 
| Supply Ability: | 100pcs/month | 
| Delivery Time: | 10-20 work days | 
| RMK-700: | GRK8911 with Keratometer | 
| Screen: | 7 inch TFT LCD | 
| SPH: | -20D~+20D | 
| Radius of curvature: | 5.0~10.2mm | 
| Printer: | thernal printer | 
| Saving settings: | 3, 5, 10 minutes | 
| Company Info. | 
| JingGong Optical (Wenzhou International Trade SCM Co., Ltd.) | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Optical Refractometer 7 inch color TFT Touch LCD with keratometer Wireless system via Bluetooth GRK8911
Fearure:
1. 7 inch color TFT Touch LCD : Clearer and wider Graphic User
Interface(GUI)
2. Convenient function for LCD monitor : 20° tilting monitor
display for user convenience
3. Automatic cutting printer paper with high speed for user
convenience
4. Enhanced measurement speed : Through specially designed image
chips, speed improvement for REF measurement and more accurate
measurement data
5. Convenient Lock Knob : Easy-to-use Lock function only using knob
for user convenience
6. Measurement for Iris and Pupils diameters : By function of image
capture, user can easily measure Iris and Pupils diameters.
7. Function of temperature compensation : Regardless of inner
temperature, function of temperature compensation supports highly
accurate measurement data.
8. Electric powered Chinrest
9. Wireless system via Bluetooth : It allows perfect data
transmission with UDR-800 and ULM-800 regardless of working
environment.
Specifications:
| Technical parameter | |
| Measurement mode | Cornea/refractometry measurement mode,keratometry/refractometry,Mode of keratometry,refractometry; refractometry measurement mode,keratometry ,CLBC mode,substrate curvature of contact lens | 
| Refractometry | |
| Vertex distance | 0,10,12,13.5,15mm | 
| Spherical degree | -25.00~+22.00D(VD=12mm, 0.12or0.25D) | 
| Cylinder degree | 0.00~+/-10.00D(0.12 or 0.25) | 
| Axial | 1~180°(step 1°) | 
| Cylinder symbol | -,+,+/- | 
| Pupil distance | 10~85mm | 
| Minimum pupil diameter | ¢2.0mm | 
| Measuring time | 0.07sec | 
| Keratometry | |
| Radius of curvature | 5.0~10.2mm | 
| Corneal refractometry | 33.00~67.50D | 
| Corneal astigmatism | 0.00~-15.00D (0.05/0.12/0.25D) | 
| Corneal diameter | 2.0~14.0mm | 
| Others | |
| Printer | Thermal printer | 
| Saving settings | 3,5,10 minutes | 
| Monitors | 5.6inch of TFT monitors | 
| Power | AC100~240V.50/60HZ/90W | 
| Product Size/weight | 248L×476W×475H(mm)/ 21kg | 
| Package size: | 680Lx650Wx470H(mm) | 
| Jaw panel | Max 55mm | 
| Data output | Rs-232interface , video output | 


Product & Service
Products:
Trade Conditions:
About Us
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.

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