This is description of this part:
A metal cap engraved with the manufacturer's logo and the model name "R1U4.2." Both mounting screws are included.
For model: P1 Y 4.2(Cyrillic)
In Latin: R1 U 4.2
This cap covers and holds the spring, which is part of the fine (micro) advance mechanism.
The plate also contains the serial number, which begins with the year of manufacture (here, 73).
The markings placed immediately after the model name (here Y 4.2) mean:
Y 4.2: means a microscope or a microscope part adapted for operation in rooms with moderate humidity and within a temperature range of 10°C - 35°C.
T 4.2: means a microscope or a microscope part adapted for operation in rooms with extremely dry air or with high humidity in a tropical climate and within a temperature range of 10°C - 45°C.
Y 1.1: means a microscope or a microscope part adapted for operation in rooms with moderate humidity, but with the possibility of outdoor operation within a temperature range of -10°C - 40°C.
(Source: mikroskopfreunde-nordhessen.de)
What is this part needed for?
- On the secondary market, you can find Biolam microscopes that have been repaired in the past and are missing this part.
- Also for those who simply lost this part during microscope service.
- For those who have this plate, but it's damaged.
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