Victor 1530-6 Professional Grade Heavy Duty Commercial - Printing calculator - VFD - 10 digits - AC adapter - gray
File:Vintage Omron 86R Electronic Pocket Calculator, VFD, Made In Singapore, Introduction Date - 1975 (16218662760).jpg - Wikimedia Commons
Victor Technology 1297 - Printing calculator - VFD - 12 digits - AC adapter - black, white (1297) at TigerDirect.com
This calculator is so old that they were still experimenting with how the digits should be displayed.. And yes, that is actually how the zero looks. : r/interestingasfuck
Very Rare Vintage VFD Calculator Litton Royal RC127 MKII Good Working Condition | eBay
Casio H-801 Vintage Calculator Biolator VFD Display Green Made In Japan
Casio AS-8D VFD calculator. | #1093239902
Turn a VFD 1970s Calculator Into a Digital Clock : 20 Steps (with Pictures) - Instructables