- Brand Name: LanYuXuan
- Origin: Mainland China
- Hign-concerned Chemical: None
- DIY Supplies: Electrical
- Certification: CE
- Warranty: 1 year
- Customized support: OEM
- Place of Origin: Guangdong, China
- Brand Name: DahoMeter
- Model Number: DH-WN700D
- Power: Electronic
- Usage: Color Spectrophotometer
- Geometric Conditions:CIE Recommended lighting reception method: d/8
- Color Space: CIEL*a*b*,CIEL*C*h,Yxy
- Standard Light Source: A,C,D65,F2,(CWF)
- Light Source: Combination LED
- Caliber: 4mm/8mm/16mm
- After-sale Customer Service: Yes
- Testing Before Delivery: Yes
Digital Precision Laboratory Color Spectrum Analyzer Handheld Spectrophotometer DH-WN700D
1.Stability (ΔE<0.07)
The electronic circuit system and optical system of the whole instrument are intelligently monitored by independent innovation patents to ensure that the instrument is not subject to the external environment for each measurement, thus achieving high stability (ΔE<0.07).
|
Model |
DH-WN700D |
|
Geometric Conditions |
CIE Recommended lighting reception method: d/8 |
|
Color Space |
CIEL*a*b*,CIEL*C*h,Yxy |
|
Standard Light Source |
A,C,D65,F2,(CWF) |
|
Color Difference Formula |
CIE E * ab, CIE E * Ch |
|
Light Source |
Combination LED |
|
Sensor Array |
line array CMOS@256 pixels |
|
Spectral Way |
Concave diffraction grating |
|
Measuring Caliber |
φ11mm |
|
Reflectance Range |
0%-200% |
|
Observer |
CIE10°standard observer,CIE2°standard observer |
|
Wavelength coverage |
400nm~700nm |
|
Wavelength interval |
10nm |
|
Measuring interval |
2.5 seconds |
|
Measuring range |
L: 0 to 100 |
|
Repeated accuracy |
E<0.07 (take the deviation average after 30 times measuring the whiteboard) |
|
Table Difference |
E<0.4 (RAL 12 color blocks) |
|
Battery Power |
Measuring 10000 times |
|
Data storage Capacity |
Storage standard sample 100 |
|
Storage Sample |
Store 16,000 samples |
|
Light Source Life |
More than 50,000 hours |
|
Display Screen |
TFT true color 2.8inch@(16:9) |
|
Size |
180*76*60mm |
|
Size of Exterior Package |
400*340*200mm |
|
Weight |
340g |
|
Humidity Temperature |
Operating Temperature: -10℃~40℃ |
|
Storage Temperature |
-20℃~50℃ |
|
Working Humidity |
Relative humidity less than 85%,without condensation |
|
Standard Accessories |
Power adapter, standard white board, standard black cavity, lithium battery, User manual |
|
Optional Accessories |
Software, Micro printer |



Shipping Attention:
1.Due to the increasing freight shipping cost to some countries, please confirm with customer service before placing an order to see if the delivery address is within the FREE shipping range.
2.Normally orders will be shipped out around 5 working days once payment received. for custom made parts.needs to be negotiated.
3.Normally we will ship items by DHL, FedEx, UPS, EMS,Aramex.,etc.( we will choose the best way to ship the items ASAP). You will be updated the tracking number. Generally, it takes 10 delivery days to your shipping address.Please make sure the phone number is valid.For the customers from Russia.We will use the China-Russia special line.door to door service.DDP term.
4.For package with large dimension and heavy weight.which is not suitable for air shipment.we will ship items by sea,by road,or by train.
5.Kindly please note the tax fee and clearance fee are not included in the item price. You have to take the responsibility for the tax and clearance fee.



1.Quality Insurance
We guarantee this instrument for 12 months and life-long maintenance
We will be responsible for fixing or replacing the instrument if quality issue was arisen,the service is excluding if the machine is breakdown caused by following reasons:
(1) Wrong operation;
(2) Fixed or refitted personally;
(3) The machine itself is not the reason caused breakdown;
(4)Applying the machine under the serious conditions.such as high
temperature,moist, corrosive gas,or vibration.
(5)Move or transportation as soon as installed.
(6)Consumables and easy-loss components.
(7)Natural disaster
2.After-sales Service
a.If errors occur,please refer to the troubleshooting tips of the instruction manual.
b.Please contact with our after-sales service department or distributor in time if can’t clear fault.
c.DahoMeter after-sales hot line 400 830 0646
3.Are we manufacturer made copy product or original product?
We are the original manufacturer.
4.Why choose us
We deep understood what’s you need is not only product,but also all-around service support,especially for technical instruction and after-sales service.
a.We have been specialized in this field since 2002.
b.Professional researching and technology team.
c.Customer service team.
5.Can you offer quality certification?
Yes.We can offer quality certification issued by our quality control department with free of charge.or issued by third-party international inspection organizations with extra charge.
6.Can you do the calibration and testing before handover the goods?
Yes.We do testing and calibration for every product before delivery.

















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