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Top Supplier Cities : Hong Kong   Kowloon   -  
May-31-19
Supplier From Shenzhen, Guangdong, Hong Kong
Dec-03-10

24Plates Ishihara Test Book

$120
MOQ: Not Specified
Supplier From Shenzhen, GD, Hong Kong
 
He second type is the 24-plate(abridged) edition used principally at factories and offices of transportation and other concered places of the purpose of conducting usual sample survery for color deficiency in a short space of time when hiring new employees.
Dec-03-10

Ishihara Test Book

$170
MOQ: Not Specified
Supplier From Shenzhen, GD, Hong Kong
 
The ishihara`s tests for colour deficency consist of four(4)different types, namely, the first type is the 38-plat(completed).


The ishihara`s tests for colour deficency consist of four(4)different types, namely, the first type is the 38-plate(complete) edition, used principally by ophthalmologists in order to classify completely the bype of color dificiency. The second type is the 24-plate(abridged) edition used principally at factories and offices of transportation and other concered places of the purpose of conducting usual sample survery for color deficiency in a short space of time when hiring new employees. The third type is the 14-plate (concised)edition. On the average, charts of highest accuracy were selected from the 38 plate(complete) edition to conduct minimum examinations of color deficiency. The forth type is the 10-plate for unlettered persons edition or the test for colour deficiency for infants.





Ishihara test :labware tech have stocks of 38 plate ishihara test chart books, for color deficiency: 38 plate book, price is usd170 each .
Mar-23-22
 
3.changeable and triac dimming led tracklight

Dimmable Led Track Lighting Description
Powerstar's dimmable led track lighting includes black and white finishes with advanced optics designed to provide ideal lighting quality while offering energy savings and long life advantages. Using a modular design with removable and interchangeable lighting components, the customizable and diverse lighting solutions of such dimmable led track lighting systems can be accessed very easily.



Dimmable led track lighting can be used in a variety of applications such as retail stores, art galleries, residential areas, schools, museums, offices, hotels and healthcare. The advantage of such dimmable led track lighting is its flexible installation covering track mounting, suspension and ceiling mounting methods.

General Information
Power  35W
Housing material Die-casting Aluminum
housing Color Black/White
Housing size 92x205mm
LIGHT source brand Citizen/Luminus  COB 
CCT 2700/3000/3500/4000/5000/5700k
Driver Brand Boke/philips/Osram/Tridonic
Beam angle 15-60 zoomable  lens
UGR 19
Warranty 5years
Track adapter  2/3/4/6wires
IP� Classs IP20
Qty/cartons 12PCS/CTN GW16Kg
Carton size 42*32*31cm
Lighting Feature
power CCT(nom) Color rendering index SDCM NOM Luminous Flux(efficient ) light decay(10000hs)
35W 3000K CRI>80
Aug-18-24
Supplier From Shenzhen, China, Hong Kong
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