20 watt VITA-LITE FULL SPECTRUM NATURAL LIGHT PATENTED vitalite POWER TWIST light bulb will fit standard fixtures (see below) for 24″ lamps ottlite lamp or desk lamp or any Ott-Lite F20T12 application type F20T12 has CRI of 91 Kelvin 5500K Duro-Lite F20TH12 Vita-Lite made by Duro-Test in the USA substitute for # 3773 perfect for dental shade matching paint for better health in caged birds reptiles best grow light ever made in USA BOX of 1 with FREE SHIPPING for F15T8 size see item number 310130665339 G.W.Justice Store Established 1888 “WE DO YOUR DOLLAR JUSTICE” please – contact us with any questions or problems whatsoever for personal Customer Service CALL TOLL FREE (ask eBay for my 800 number) FREE SHIPPING to any U. S. Zip Code; including AK, HI, P. R. or U. S. V. I. and FREE INSURANCE AND FREE UPGRADE TO PRIORITY MAIL WITH DELIVERY CONFIRMATION yes, we have more in our eBay store more of these bulbs, and a full line of Full Spectrum Lighting, we have more of these IN DIFFERENT WATTAGES, brands, and color of light in our eBay store, visit our ebay store, Home Page link; http://stores.ebay.com/gwjusticestoreestablished1888 ITEM DESCRIPTION; box of one bulb, 1 bulb for the money, THIS IS THE VERY BEST LIGHT FOR PEOPLE, PETS, AND GROWING PLANTS. to DIMINISH GLARE ON COMPUTER SCREENS, AND INCREASE EMPLOYEE PRODUCTIVITY. USED BY DENTAL LABS AND DENTISTS FOR DENTAL SHADE MATCHING. USED BY AUTO BODY SHOPS TO MATCH PAINT SHADES, FOR GRADING DIAMONDS, OR ANYWHERE WHERE COLOR MATCHING AND / OR TASK LIGHTING IS CRITICAL THE ORIGINAL, PATENTED FULL SPECTRUM NATURAL LIGHTTHAT REPLICATES SUNLIGHT THAT ALL THE OTHERS TRY TO COPY. This lamp meets all international standards set by CIE for full spectrum pure white natural light. See our store for all available sizes and other lamps MADE BY DURO-TEST, FOUNDED 1929DURO-TEST HAS MADE SPECIAL BULBS FOR KODAK IMAX AND N.A.S.A.AMONG OTHERS TOO NUMEROUS TO LIST HERE. DURO-LITE brand genuine PATENTED VITA-LITE Power twist electrically the same* asany other 20 watt bulb F20T12 lamp; These are the best industrial grade bulbfor color matching and reading or task lighting. EXACT CONDITION: brand new unused bulb; but vintage so might not be pristine, sold as a collectible novelty only, original packaging not pristine and/or may not be included unless yourequest it and will not be pristine perfect; shopworn with age, extremely collectible. BRAND; WILL BE genuine Duro-Lite Vita-Lite Power-twist U. S. Patent No. 5,122,710 *20 WATT LIGHT BULB, this kind of light is considered Full Spectrum in the U. S. and is one of the few bulbs that meet C. I. E. standards [international] and this is the bulb that set that standard. TECHNICAL NOTES; Industrial grade will work on both Magnetic Rapid Start or trigger Start preheat ballasts; should work fine on any electronic 425 milliAmp ballast. New and unused will be tested with VOLTARC device and marked for identification with month/year tested and shipped. Length; 24″ full 24 inches long from end of pins to end of pins 55K, 5,500 KELVIN, 5500K, natural light, also substitute for; any F20T12 standard bulb also Ott-Lite, Verilux, Triten 50, Aurora V,or original authentic genuine Vita-Lite. Color rendering is higher than most, 91 CRI if you need a less expensive alternative see one of the above at our ebay store, we have most in stock. NOTICE; USED IN PHOTOTHERAPY, FOR more information on THE ELECTROBIOCHEMICAL BASIS FOR S.A.D.FOR SCIENTIFIC KNOWLEDGE ON THIS SUBJECTINSTEAD OF HYPECHECK OUT THE ARTICLE BELOW:ARCHIVES OF GENERAL PSYCHIATRY;Rosenthal, Norman E. , David A. Sack , J. Christian Gillin , Alfred J. Lewy , et. al.” Seasonal affective disorder. A description of the syndrome and preliminary findings with light therapy ” , Archives of General PsychiatryI personally believe Dr. Rosenthal and Dr. Lewy to be the nation’s foremost experts on this subject, as they have done the work and put in the time, and they have been widely published. This is not to dispute what others [such as Dr. Ott, maker of the OTT-LITE, who has used the Vita-Lite in the past] may have to say, but we feel that information that we have checked for validity should be made easily available.We have a list [ HARD COPY ] of reading material on this subject see LIST OF ARTICLES ON FULL SPECTRUM LIGHT in our ebay store. HAVE YOUR DOCTOR CONTACT US, BY EMAIL OR CALL US TOLL FREE, TO CONSULT ON THE EXACT LIGHT LEVEL NEEDED FOR YOUR PHOTOTHERAPY AS WE DO NOT PRESCRIBE, THIS IS A FREE PUBLIC SERVICETHIS IS THE VERY BEST LIGHT FOR PEOPLE, PETS, AND GROWING PLANTS. to DIMINISH GLARE ON COMPUTER SCREENS, AND INCREASE EMPLOYEE PRODUCTIVITY. USED BY DENTAL LABS AND DENTISTS FOR DENTAL SHADE MATCHING. USED BY AUTO BODY SHOPS TO MATCH PAINT SHADES, FOR GRADING DIAMONDS, OR ANYWHERE WHERE COLOR MATCHING AND / OR TASK LIGHTING IS CRITICAL Returns; free returns but restocking fee charged for any lamp returned without what we judge to be factory defects. NOTE; backgrounds, studio props, old logos, items used to show measurement or promote brand, not included – literature to show historical context and describe product not included; you get one bulb total for the money. Original packaging (if included as a gift) may not be included at allplease write in if this is important to you. RETURNS;May not return without permission;may only be returned if lamp is defective and does not burn; If returned with packaging opened there is automatic deduction from full refund;We promise only that bulb will be as described, there is no guarantee for performance;Ballast condition and other factors can affect that. ALL SALES WHOLESALE as per Alabama law; buyer assumes all legal liability as retailer of record once purchased and/or across the Alabama state line; buyer assumes all liability as to Interstate transfer, must be willing to supply record of interstate transshipment, if required by law, sold at absolute auction as per Alabama law, as per “Terms of Sale” published on custom page published on eBay 2004, eBay took all of those down in 2018, that information is now on our Facebook page. Purchaser is buying for resale, all light bulbs should be recycled as per local ordinances and disposed of properly. This applies especially to the U. K. and all EU countries, or any country with laws that apply to the above, such as California Title 20, buyer promises not to purchase as end user if lamp is not legal in your jurisdiction for use.mix & match & save on additional itemsMIX & MATCH SALE SAVE ON SHIPPING ================================== AUTOMATICALLY BY PURCHASING MORE THAN ONE, AND / OR BY ADDING OTHER, DIFFERENT ITEMS FROM OUR EBAY STORE MARKED AS “DISCOUNT AVAILABLE” TO YOUR ORDER PURCHASED ON THE SAME DAY & LOCATED IN THE SAME ZIP CODE Just a very few of our items {such as coffee} are located in different warehouses, or are not discounted due to weight and / or special packaging and handling requirements ========================================= JUST WAIT TO GET AND OK YOUR EBAY INVOICE BEFORE YOU PAY (Must use eBay Shopping Cart to Qualify) =================================== We discount shipping instead of the eBay combined shipping because of the vastly different weights and packaging requirements of our various items. Our shipping and handling charge is more about the cost of better packaging than actual postage cost for the most part, and IT IS ABOUT SERVICE Menu of Services Link; http://stores.ebay.com/G-W-Justice-Store-established-1888/Menu-of-Services.html (missing link: eBay removed all custom pages reviews andguides in 2018 please see our Facebook page for this information) ================================================= our FLAT RATE SHIPPING; S & H charge IS THE SAME TO EVERYONE EVERYWHERE IN THE U.S.A. including AK, HI, V. I. or P. R. or local pickup / delivery / other SERVICE MEN AND WOMEN, BE ADVISED, PRICE IS THE SAME TO ANY APO fair for one is fair for all http://reviews.ebay.com/Shipping-amp-Handling-Charges-FAIR-OR-NOT-FAIR-the-facts_W0QQugidZ10000000007793201 (missing link: eBay removed all custom pages reviews andguides in 2018 please see our Facebook page for this information) WE ONLY SHIP BY INSURED PRIORITY MAIL WITH DELIVERY CONFIRMATION ON ORDERS OF $1000.00 OR MORE, SHIP FREE – qualifying ORDERS OF $100.00 OR MORE SHIP FOR A FLAT CHARGE OF $8.88 – this item DOES NOT qualify, already free *ON ALL OTHER ORDERS, PAY THE FIRST BOX COST ON ONE ITEM ONCE, THEN PAY THE LOWER, ADDITIONAL BOX COST ON THE REST OF YOUR SELECTIONS Returns are free but subject to restocking charge of up to 50% if returned for any reason other than what we judge as a factory defect. S&H CHARGE INCLUDES THE ABOVE, published price includes a handling charge for next day service when available and specified, AS WELL AS THE BEST PACKING AND SHIPPING MATERIALS AVAILABLE TO US, including but not limited to; bubble wrap, vermiculite, paper bags, rubber bands, tape, peanuts, foam rubber, as well as other expensive materials such as butcher paper, etc. Free samples of our peppermint candy are usually enclosed, and possibly other items as well By purchasing this item buyer agrees to all terms of sale posted at our eBay store and accepts all terms above http://stores.ebay.com/G-W-Justice-Store-established-1888/Terms-of-Sale.html (missing link: eBay removed all custom pages reviews andguides in 2018 please see our Facebook page for this information) I AGREE [ ^ ] FOLKS IN CANADA CONTACT US FOR SPECIAL TERMS OF SALE OUTSIDE THE U.S.A. See eBay Global Shipping Program or contact us for Valet Service or eBay standard ===================================== >>>>> AND <<<<< Remember the old saying….."ought to have bought it when I saw it" ====================================================== ============================== ===========