A Welch Allyn 2.5 V diagnostic vacuum lamp (part number 01300-U) used as a replacement bulb for the Welch Allyn Tongue Blade Holder (model 28000) and Professional PenLites (models 76000 and 77700), providing focused white light for oral, throat and general examination lighting.
Bnefits
Provides bright, focused illumination for tongue blade holders and penlights used in general examination.
Designed specifically for compatibility with Welch Allyn Tongue Blade Holder 28000 and PenLites 76000 and 77700.
2.5 V vacuum lamp construction helps deliver consistent light output suitable for clinical use.
OEM-style replacement reduces risk of poor fit or suboptimal performance compared with generic bulbs.
Supports continued use of existing Welch Allyn diagnostic instruments without needing full device replacement.
Indications
Illumination of the oral cavity, oropharynx and throat when used in a compatible tongue blade holder.
General-purpose examination lighting when used in compatible Welch Allyn penlights.
Situations where a compact, handheld visible light source is required for basic physical examination.
Composition
Miniature vacuum incandescent diagnostic lamp.
Nominal 2.5 volt electrical rating.
Miniature Edison screw (E10) base for use in compatible Welch Allyn instruments.
Lens-end glass envelope to focus emitted light toward the examination field.
Metal base contacts for electrical connection with the instrument power source.
Formulation
2.5 V vacuum miniature incandescent lamp, OEM specification 01300-U.
Designed as a replacement lamp for Welch Allyn Tongue Blade Holder model 28000 and PenLite models 76000 and 77700.
