Bausch & Lomb Microscope Lamp Illuminator Light Housing w/ Condenser No Bulb

Bausch & Lomb Microscope Lamp Illuminator Light Housing w/ Condenser No Bulb

This is a Bausch & Lomb external microscope lamp illuminator housing — the self-contained lamp assembly that mounts to or positions alongside a microscope to deliver focused transmitted or incident illumination. The unit features a ribbed cylindrical body for passive heat dissipation, a narrow nozzle output tube housing an internal condenser lens to focus and collimate the light beam, and an attached AC power cord. No bulb is included with this unit.

Specifications & What's Included

• Manufacturer: Bausch & Lomb
• Type: External microscope lamp illuminator housing
• Housing: Ribbed black plastic cylindrical body with passive heat-dissipation fins
• Output: Narrow nozzle tube with internal condenser/collector lens element
• Power: AC powered — attached power cord with 2-pin polarized US plug
• Bulb: Not included — compatible replacement bulb must be sourced separately
• Includes: Lamp housing with attached AC cord only

Applications

External microscope illuminators like this Bausch & Lomb unit are used to provide a focused, adjustable light source for optical microscopes — particularly older compound and stereo microscopes that lack a built-in illuminator, or systems where the original base illuminator has been replaced or supplemented. The condenser lens inside the output nozzle focuses the lamp's output into a controlled beam that can be directed at the microscope's substage condenser, field mirror, or specimen directly. Bausch & Lomb produced a wide range of microscopes and accessories through the mid-to-late 20th century — including the popular Balplan, Dynazoom, StereoZoom, and Cycloptic series — and external lamp houses of this style were standard accessories for those platforms. This type of illuminator is still sought after by labs, schools, and collectors maintaining legacy Bausch & Lomb microscope systems.