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Essential
Name
Description
Lifetime
CART
The association with your shopping cart.
1 Year
CATEGORY_INFO
Allows pages to be displayed more quickly.
1 Year
COMPARE
The items that you have in the Compare Products list.
1 Year
CUSTOMER
An encrypted version of your customer id.
1 Year
CUSTOMER_AUTH
An indicator if you are signed into the store.
1 Year
CUSTOMER_INFO
An encrypted version of the customer group you belong to.
1 Year
Marketing
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Description
Lifetime
CUSTOMER_SEGMENT_IDS
Stores your Customer Segment ID
1 Year
EXTERNAL_NO_CACHE
A flag that, indicates whether caching is on or off.
1 Year
FRONTEND
Your session ID on the server.
1 Year
GUEST-VIEW
Allows guests to edit their orders.
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LAST_CATEGORY
The last category you visited.
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The last product you looked at.
1 Year
NEWMESSAGE
Indicates whether a new message has been received.
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NO_CACHE
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PERSISTENT_SHOPPING_CART
A link to information about your cart and viewing history if you have asked the site.
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Google Analytics
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RECENTLYCOMPARED
The items you recently compared.
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STF
Information on products you emailed to friends.
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STORE
The store view or language you have selected.
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Indicates whether a customer authorized cookies.
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VIEWED_PRODUCT_IDS
The products that you recently looked at.
1 Year
WISHLIST
An encrypted list of products added to your wish list.
If my IRT has a fixed emissivity, how can I take measurements on materials that don’t have 0.95 emissivity?
If my IRT has a fixed emissivity, how can I take measurements on materials that don’t have 0.95 emissivity?
If you are able, cover the area you intend to measure with black electrical tape. Wait a minute and then scan that area. The emissivity of the tape is 0.95.
