ON THE LEFT IS A VERY POOR PHOTOGRAPH OF THE LAMP HOLDER WITH LIGHT COMING THROUGH THE GLASS. CENTER IS THE LAMP HOLDER AND RIGHT SHOWS THE LAMP WITH THE LIGHT OFF. THE LAMP HOLDER POSITIONS THE GLASS LAMP FOR VIEWING AND CAN BE USED AS A SUBSTITUTE FOR THE LAMP LEVELER FOR SOLDERING ALTHOUGH THIS WON'T HELP ON THE INSIDE.

ALSO THE USUAL WAY THE HOLDER IS USED IS TO HAVE THE UNSOLDERED LAMP ON THE TRANSLUCENT CONSTRUCTION MOLD AND THEN PUT ON THE LIT HOLDER TO PREVIEW THE LAMP.