Perkin Elmer

Lambda 35

Q: Which series does the Lambda 35 belong to?

The Lambda 35 belongs to a series that includes the Lambda 25 and Lambda 45 models.

Q: Who manufactured the Perkin Elmer Lambda 35?

The Lambda 35 was manufactured by PerkinElmer.

Perkin Elmer Lambda 35 family

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The Perkin Elmer Lambda 35 is a scanning double-beam UV/Vis spectrophotometer. The Perkin Elmer Lambda 35 has a wavelength range of 190 nm to 1100 nm. The Perkin Elmer Lambda 35 has selectable spectral bandwidths of 0.5 nm, 1 nm, 2 nm, and 4 nm.^[1]^[2]

Perkin ElmerLambda 35

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Power

100 V to 240 V AC, 50/60 Hz; 250 VA^[2]

Optics

190 nm to 1100 nm^[2]

What it is

The Perkin Elmer Lambda 35 is a UV/Vis spectrophotometer.^[1]

What do the numbers mean?

Power & electrical1

Power requirements: 100 V to 240 V AC, 50/60 Hz; 250 VA^[2]

Optics & imaging24

Wavelength range: 190 nm to 1100 nm^[2]
Spectral bandwidth: 0.5 nm, 1 nm, 2 nm, 4 nm (selectable fixed slit widths)^[2]
Detector: Photodiodes, one for the sample beam and one for the reference beam^[2]
Photometric accuracy: Absorbance ±0.003 at Absorbance = 1 at 440 nm, 546.1 nm and 635 nm; absorbance ±0.015 at Absorbance = 1 at 257 nm and 350 nm^[2]
Stray radiation: Transmission <0.02% at 220 nm, 340 nm and 370 nm; absorbance >2 at 200 nm with potassium chloride solution against distilled water^[2]
Baseline stability: Absorbance <0.0003 per hour at 500 nm after warmup^[2]
Optical pathlength in sample compartment: 121 mm^[2]
Modes of operation: Scanning, wavelength program, time-drive, rate, quant, scanning quant^[4]
Dimensions: Width: 650 nm; Height: 260 nm; Depth: 560 nm^[2]
Wavelength range: 190 nm to 1100 nm; 0 nm for alignment purposes^[2]
Wavelength accuracy: ±0.1 nm^[2]
Wavelength reproducibility: ±0.1 nm^[2]
Lamp change: Automatically at 326 nm (software selectable over the whole wavelength range)^[2]
Scan speeds: 7.5, 15, 30, 60, 120, 240, 480, 960, 1920 and 2880 nm/min^[2]
Photometric accuracy: Absorbance ±0.003 at Absorbance = 1 at 440 nm, 546.1 nm and 635 nm with NIST 930 filters; Absorbance ±0.015 at Absorbance = 1 at 257 nm and 350 nm with potassium dichromate solution^[2]
Baseline linearity: 2 nm slit: Absorbance ±0.0005 (corrected: 200 nm to 1100 nm, scan speed 240 nm/min, smooth 2)^[2]
Baseline noise: 2 nm slit: Absorbance < 0.00006 RMS; Absorbance < 0.0002 peak-to-peak 3 min at Absorbance = 0, wavelength 500 nm and response 2 s^[2]
Baseline stability: Absorbance < 0.0003 per hour (500 nm, after warmup)^[2]
Optical system: All-reflecting optical system with silica-coated optical components and a holographic concave grating with 1053 lines/mm in the center^[2]
Beam cross-section: 0.5 nm slit ca. 0.25 mm x 7 mm; 1 nm slit ca. 0.5 mm x 7.5 mm; 2 nm slit ca. 1 mm x 7.5 mm; 4 nm slit ca. 2 mm x 7.5 mm^[2]
Optical system: All-reflecting optical system with silica-coated optical components and a holographic concave grating^[2]
Baseline linearity: Absorbance ±0.0005 for 2 nm slit; corrected 200 nm to 1050 nm, scan speed 240 nm/min, smooth 2^[2]
Baseline noise: Absorbance < 0.00006 RMS; Absorbance < 0.0002 peak-to-peak, 3 min at Absorbance = 0, wavelength 500 nm and response 2 s^[2]
Baseline stability (drift): Absorbance < 0.0003 per hour at 500 nm after warmup^[2]

Control & software5

Instrument type: Scanning double-beam spectrometer for the UV/Vis range; operation by PC^[2]
Interface: One RS 232 C interface (serial) for connecting a PC^[2]
Type: Scanning double-beam spectrometer for the UV/Vis range; operation by PC^[2]
Data output: One RS 232 C interface (serial), for connecting a PC^[2]
Data output: One RS 232 C serial interface for connecting a PC^[2]

Dimensions & facilities2

Beam center height: 15 mm above cell holder bottom^[2]
Mass: 26 kg approx.^[2]

Configuration & options7

Radiation sources: Prealigned deuterium and halogen lamps^[2]
Photometric range: Transmission 0% to 100%; absorbance -6.000 to 6.000; concentration units 1 to 9999^[2]
Use cases: Measurements on liquids, solids, pastes and powder samples^[3]
Ambient operating temperature: 15 ºC to 35 ºC^[2]
Humidity range: 20% to 80% relative humidity without condensation^[2]
Photometric range: Transmission 0% to 100%; Absorbance –6.000 to 6.000 (display range); 1 to 9999 (concentration units)^[2]
Grating: Holographic concave grating with 1053 lines/mm in the center^[2]

Vintage & configurations

Documented models & variants

Designation	Generation	Vintage	Changes	Source
Lambda 25	—	—	Fixed 1 nm spectral bandwidth; Lambda 35 has selectable fixed slit widths of 0.5, 1, 2, or 4 nm.	richmondscientific.com^[2]
Lambda 45	—	—	Lambda 45 substitutes M2 with a pre-monochromator grating, increasing straylight performance; Lambda 45 has selectable fixed slit widths of 0.5, 1, 2, or 4 nm.	richmondscientific.com^[2]

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What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

Power requirements100 V to 240 V AC, 50/60 Hz; 250 VA^[2]

Where are the manuals?

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Not publicly documented

Field notes

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Frequently asked questions

What type of instrument is the Perkin Elmer Lambda 35?

The Perkin Elmer Lambda 35 is a UV/Vis spectrophotometer.^[1]

Which series does the Lambda 35 belong to?

The Lambda 35 belongs to a series that includes the Lambda 25 and Lambda 45 models.^[2]

Who manufactured the Perkin Elmer Lambda 35?

The Lambda 35 was manufactured by PerkinElmer.^[5]^[1]^[2]

Not publicly documented

The following facts about the Lambda 35 are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.

No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the Lambda 35 are on record.
Answerable by: OEM historical records or a trade-press announcement
The control-system platform and OS era of the Lambda 35 are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the Lambda 35 are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the Lambda 35 is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the Lambda 35 are on record.
Answerable by: an OEM parts catalog or a service engineer

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Sources & citations

Sources (5)Every fact above is drawn from these public sources

[1]PerkinElmer Lambda 35 UV/Vis Spectrophotometer – Spectralab Scientific Inc. — spectralabsci.comspectralabsci.com
[2]richmondscientific.com — richmondscientific.comrichmondscientific.com
[3]ietltd.comietltd.com
[4]leisales.comleisales.com
[5]Equipment inventory listing