Method for camera to do high and low temperature test

The "JBT 8250.5-1999 Camera High and Low Temperature Test Method" standard specifies high and low temperature test methods for individual products such as small cameras. It is also suitable for high and low temperature tests of single products such as shutters;

Temperature requirements: The high and low temperature test chamber should be able to provide high temperature + 45 ℃ ± 2 ℃, low temperature -20 ℃ ± 3 ℃ in its effective working space.

Duration: 2h after the temperature of the test sample has stabilized.

Test procedures: 1. Perform visual inspection and performance test on the test samples according to the relevant standards; 2. Put the test samples into the test box when they are not packaged, in the "ready to use" state and normal working position, and then adjust the temperature of the high and low temperature test boxes At the specified test temperature, when the specified test time expires, check the operation part of the test article, and its action should be normal. During the measurement, the test sample should not be taken out of the test box, and the difference between the surface temperature and the specified test temperature is not more than 5 ℃; 3. High and low temperature tests can be carried out on two test samples separately, or in the same test Carried out on the sample, but after the previous test, the latter test should be carried out after recovery as required. (Restoration: The test sample should be placed under standard atmospheric conditions for recovery, and the test sample should be sufficient to achieve temperature stability, and the recovery time should be at least 1h.)

Final test: Perform visual inspection and performance test on test samples in accordance with relevant standards.

Measuring Spoon Set

High quality Measuring Spoon Set ,suitable for kitchen ,and useful for cooking and baking ,different capacity can help you cook more delicious food. Some of our measuring spoon set with the silicone handle ,which it more comfortable when use it.

Measuring spoon set can combine the cup set or the Mixing Bowl Set to sell. Useful for baking or cooking.

Welcome to provide your requirement and ask for more details.


Description of Measuring Spoon Set



Handle :some items can add silicone handle

Finishing: Satin polishing ,Mirror Polishing ,Color painting

Logo: Laser logo, Etching logo, Silk printing logo, Embossed logo, Decal logo

MOQ : 2000 PCS

Packaging : White box, Mail box or Customized package

Sample Time : 7~10 days

Lead Time :60 days after have the deposit

Payment: T/T ,L/C or others

Payment term: 30% deposit before production and 70 % balance against the copy B/L


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1:How can I get the sample?

We can provide the sample for customers to check the quality.

Please kindly provide the delivery info for calculate the sample cost. If you have DHL /TNT/UPS/FEDEX account, please also kindly provide it to us.

You can do the payment of sample via T/T and PayPal.

2:How about the sample time?

Usually the sample time is 7~10 days after have the sample cost.


3:How long will it take for mass production?

Usually 45~60 days after have the deposit.


4:Can we have our logo or company name to be printed on your products or the package?

Welcome OEM.


5:what certificate can you provide?

CE,CB,GS,FDA,LFGB,ROHS are available here.


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Measuring Spoon

Measuring Spoon Set,Stainless Steel Measuring Spoon,Measuring Spoon With Silicone Handle,Stainless Steel Measuring Spoons Set

Jiangmen Wellway Houseware Co.,Ltd ,