Crookes tube / Cathode Ray Tube Demonstrator / Cathode ray tube, with maltese c ross
- Place of Origin:
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Zhejiang, China
- Brand Name:
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Lianying
- Model Number:
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J2454
- Product name:
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Cathode Ray Tube Demonstrator
- Material:
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Glass
- Color:
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Transparent
- Packing:
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1SET/foam Box
- Usage:
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Demonstrate teaching
- Feature:
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Safety
- Subject:
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Physics
- Warranty:
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1 Year
- End User:
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Senior School
- Certificate:
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CE/ISO9001
J2454
Crookes tube / Cathode Ray Tube Demonstrator / Cathode ray tube, with maltese cross
Crookes tube : is composed of the following parts: glass envelope, croshape metallic plate, cathode, anode, support, etc.
Accessory
1.Low voltage D.C. source 10-12V.
2.High voltage induction coil: Spark distance 50-80mm.
3.Voltage adjustable transformer: A.C. 220V±10V.
4.High voltage D.C. source: 250V-300v.
5.U-shape magnet: pole distance 50-70mm.
6.Connecting wires and with crocodile clips.
Demonstration Environment Condition
1.Relative humidity is not greater than 80%.
2.Temperature: -10-40.
Ql: What certificates have you obtained? Al: We got IS014001:2004. ISO9001:2008, OHSAS18001:2007 and CE certificates. |
Q2: What is the payment term? A2: We accept T/T, 30% deposit & 70% balance payment before shipping, and Western Union. |
Q3: Are you a factory or trading company? A3: We are a Industry and trade integration enterprise with a history of 30 years. |
Q4: What products do your factory produce? mechanics, biology and etc. |
Q5: Do you provide OEM services? A5: Yes. we do. |
Q6: Do you procure educational equipments for clients?Will it raise purchasing costs? in China and has set up a joint marketing network.The product line contains almost all teaching instruments, and we are very competitive in price |
Q7:What countries do you export to? A7:we export to Switzerhland,India,Malaysia,America,Japan,Canada,Austrilia,North africa and many other countries. |