Bel-Art™ Autoradiography Pens

Description

• Easy marking of film with nontoxic and nonradioactive phosphorescent material Solid phosphorescent material will not leak or dry out, (no bladder, vial or liquids to spill) Nonradioactive energy may be adjusted by exposure to white incandescent or fluorescent light 3 to 4 minute energy emission leaves distinct impression without overexposing film Bright green markings do not glow in the dark but are visible under normal conditions and on X-ray film No Beta or other isotope emissions; Spectral peak, 5600Å Screw knob advances writing tip; Pens are 4 1/2 in
• long (11.4cm) Not appropriate for phosphor screens High Energy Level Markers Greater energy emission strength and slightly longer energy emission duration Suitable for marking X-Ray films similar to Kodak™ XLS No Beta or other isotope emissions Marking is unaffected by chilled films and an intensifier screen will not affect intensity Not appropriate for phosphor screens