BioVision Technologies offers the following arc lamp microscope illumination products from Excelitas Technologies Corporation:
The X‐Cite® exacte ultra‐stable fluorescence light source employs a DC‐powered mercury lamp coupled with patented Closed‐Loop Feedback technology to provide unmatched short‐ and long‐term intensity stability, for imaging protocols lasting from milliseconds to days. With the X‐Cite® exacte Optical Power Measurement System, light output can also be calibrated in absolute power units (watts), ensuring truly repeatable fluorescence illumination for imaging experiments.
The X‐Cite® exacte microscope light source combines the convenience of pre‐aligned, long‐life lamps and easy installation with innovative functions in the newest generation of mercury arc fluorescence illumination systems.
The X‐Cite exacte is designed to provide illumination stability and precise repeatability for demanding imaging applications such as live cell, high speed and quantitative imaging. It allows researchers to significantly improve productivity by reducing or even eliminating time-consuming image processing steps to normalize data.
With the X‐Cite® exacte’s high-speed internal shutter, intensity adjustment in increments as small as 1%, computer programmability and a graphical user interface that records real-time stability data, Excelitas Technologies sets a standard for fluorescence illuminators.
The X‐Cite® exacte uses a 120‐Watt lamp to deliver rich spectral excitation with a more uniform field of view than conventional fluorescence illumination systems. Proprietary Intelli‐Lamp® technology helps to provide over 2,000 hours of life with a prealigned lamp to make changing a simple one-step process.
The X‐Cite® exacte connects to the microscope through a light guide attachment ensuring a uniform field of view, with no heat from the lamp being transferred to the sample.
|DC lamp with Closed‐Loop Feedback||Short and long-term intensity stability|
|Calibration via optional Power Meter||Provides output in watts for consistent illumination and empirical repeatability|
|Adjustable Iris with 1% steps||Intensity control limits photobleaching|
|Internal High Speed Shutter||Flexibility in configuring imaging systems for different applications|
|Liquid Light Guide||Excellent illumination uniformity, no heat transferred to microscope|
|Automatic Light Guide Detection||Ensures proper/complete insertion of light guide to optimize performance and lifetime|
|Pre-aligned, 2,000‐hour lamp||Easy lamp replacement with no alignment required, lower running costs|
|Intelli‐Lamp® Technology||Maintains optimum lamp temperature; tracks lamp hours|
|Computer Control & GUI||Enables computer-driven applications and export of stability data|
The X‐Cite Optical Power Measurement System includes both the X‐Cite XR2100 Power Meter and the X‐Cite XP750 Objective Plane Power Sensor. Designed for measuring optical power in watts at the specimen level, the X‐Cite XP750 has a low, sleek profile that fits on the microscope stage and offers the versatility of measuring power output from an X‐Cite illuminator or any other epi-fluorescence light source.
The X‐Cite XR2100 and X‐Cite XP750 allow you to measure the optical power at the specimen level enabling consistent and repeatable illumination throughout research experiments, and also assist in equipment set-up and troubleshooting. With a PC interface and “Power Snapshot” tool, data can be easily stored electronically for complete experiment records. For the ultimate in repeatability, the X‐Cite XR2100 will calibrate the X‐Cite exacte illuminator using power data from either the light guide input port or the X‐Cite XP750 at the objective plane.
|Microscope slide dimensions with a low profile||Fits in a standard microscope clip for convenient measuring of light directly from the objective, without removing or reconfiguring equipment|
|Compatible with lamps, laser and LED light sources||Economically use one system to service multiple microscopes, regardless of illumination technology|
|Large detection surface area – 10 mm||Appropriate for use with both low‐ and high‐magnification objectives|
|No focusing required||Obtain accurate measurements quickly|
|Wide range of wavelengths and power||Suitable for use with full range of applications and microscope configurations|
|Calibration traceable to NIST* / NRC** standards||Achieve quality assurance and confidence in accuracy of results|
|Calibrates illumination intensity||Ensures repeatability of illumination levels for comparable experiment results|
|Designed specifically for the X‐Cite exacte||Easy to use, one-touch calibration with no additional hardware or software required|
|Stand-alone device||One Radiometer can be used to service multiple illuminators, keeping equipment costs low|
|Calibrated using certified transfer standard, traceable to National Institute of Standards and Technology (NIST)||Assurance of accuracy; each X‐Cite Radiometer is accompanied by a certificate of calibration|
|LCD display with backlight||View data clearly, even in the dim lighting conditions of a microscopy imaging suite|
|Two input ports for measuring power via objective plane sensor or light guide||Selectively monitor light source performance of entire microscope system or individual components|
|Calibration traceable to NIST*||Achieve quality assurance and confidence in accuracy of results|
|One-button / click for data collection, storage and exporting||Keep data organized with accurate, paperless record keeping|
|PC interface||Manage settings and data conveniently via PC; automatable for convenience and OEM use|
|Compatibility with X‐Cite® exacte calibration feature||Easily calibrate X‐Cite® exacte via light guide or objective plane sensor to display and set power in watts|
The X‐Cite® 200DC fluorescence microscopy illumination system offers the ultimate combination of optical performance, short term stability and a built‐in fast shutter. With the convenience and superior illumination uniformity found in all X‐Cite systems, the X‐Cite 200DC’s intuitively easy‐to‐use design also includes light guide auto‐detection to ensure optimized light coupling — every time. Novice and experienced microscopists will enjoy the flexibility provided by the smooth 0–100% intensity adjustment and expanded spectral range of this advanced DC stabilized fluorescence light source.
|DC lamp||Exceptional short and medium term intensity stability|
|Adjustable iris, 0–100%||Intensity control to avoid photobleaching and optimize illumination levels|
|Internal high‐speed shutter||Limits photobleaching and mechanical vibration transferred to microscope during automated imaging for better image quality|
|Liquid light guide||Superior illumination uniformity and elimination of heat transfer to microscope|
|Automatic light guide Detection||Ensures proper/complete insertion of light guide to optimize performance and extend lifetime|
|Pre‐aligned 2,000‐hour lamp||Easy lamp replacement with no alignment required|
|Intelli‐Lamp® technology||Maintains optimum lamp temperature; monitors lamp hours|
The X‐Cite® 120PC Q offers rich spectral sample excitation with a uniformly illuminated field of view, the convenience of pre‐aligned lamps, 2000‐hour lamp lifetime, and adjustable iris — with the added option and benefits of a computer controlled microscope light source. The straightforward RS‐232 communication and command set easily allows integration into automated systems as well as commercially available imaging software platforms.
The X‐Cite 120PC Q connects to the microscope through a light guide attachment ensuring a uniform field of view, with no heat from the lamp being transferred to the sample.
|Pre‐aligned Lamp||Easy lamp replacement; no alignment required|
|2,000‐hour Lamp, Guaranteed||Fewer lamp replacements saves time and money|
|Powerful 120W Lamp||Rich spectrum with high excitation intensity|
|Intelli‐Lamp® Technology||Maintains optimum lamp temperature; monitors lamp hours|
|RS‐232 Communication||PC control of lamp, iris and shutter; integrate into automated system|
|Standard Adjustable Iris||Minimize photobleaching by adjusting light intensity|
|Software Interface||Simple to use|
|Foot Pedal||Hands‐free operation|
The X‐Cite® 120Q excitation light source uses a 120‐watt lamp to deliver rich spectral excitation energy and uniform wide‐field fluorescence microscope illumination to the sample plane. The proprietary Intelli‐Lamp® provides more than 2000 hours of life. The lamp is pre‐aligned so changing it is a simple, one‐step process. The optional adjustable iris allows the user to set the level of illumination. The X‐Cite 120Q is ideally suited for fluorescence microscopes being used in routine assays and as an excitation light source for use in multi‐user facilities.
|Pre‐aligned lamp||Easy lamp replacement; no alignment required|
|2,000‐hour lamp life, guaranteed||Fewer lamp replacements saves time and money|
|Powerful 120W lamp||Rich spectrum with high excitation intensity|
|Intelli‐Lamp® technology||Maintains optimum lamp temperature; monitors lamp hours|
|Optional adjustable iris||Minimize photobleaching by adjusting light intensity|