# Part name:
Zeiss IM 35 inverted microscope (IM-35 / IM35 / Opton ICM 405 / ICM-405 / ICM405) spacer tube with auxiliary lens P/N 475638 (47 56 38 - light collimator)

# Original page URL:
https://www.microscopeparts.eu/part/zeiss-im-35-inverted-microscope-im-35-im35-opton-icm-405-icm-405-icm405-spacer-tube-with-auxiliary-00685

# Part manufacturer:
Zeiss

# Full manufacturer name:
Carl Zeiss West Germany

# Other names of this manufacturer:
- Carl Zeiss West
- Carl Zeiss West Germany
- Opton
These are names commonly used to refer to this manufacturer of microscopes and microscope parts, even if they are not official. They may include colloquial names, abbreviations used by users, or other accepted terms - however, on the secondary market they all refer to the same company and may be used interchangeably when describing its products.

# Belongs to category:
Intermediate tube

# Description and specifications:
The module is described in the user manual as 1.6. This is part of the illumination element - a long tube with lenses for collimating light. The iris diaphragm is mounted above it. The equivalent of the Zeiss IM 35 (IM-35, IM35) microscope is the Opton ICM 405 (ICM-405, ICM405).

# Examples of use
- if you have a microscope with an incomplete illumination module and are missing a light collimator
- if this component or part of it has been damaged in your microscope
- if you want to use the collimator for other purposes
- if you want to keep this component as a spare

# Removed from microscope:
Zeiss IM 35

# Also compatible with the following microscopes:
- Zeiss IM 35
- Opton ICM 405
- Zeiss ICM 405

# Names, descriptions, terms, and search contexts under which this part is searched.
- Zeiss IM 35 microscope repair parts
- Zeiss IM 35
- IM35
- IM-35
- Optom ICM 405
- ICM405
- ICM-405
- inverted microscope
- mikroskop odwrócony
- inverses Mikroskop
- illuminator
- Beleuchter
- Lampe
- Lampenhaus
- oświetlacz
- intermediate tube
- auxiliary lens
- Zwischentubus
- Tubus
- Linse
- colimation
- Kolimation
- Zeiss buy spare parts

# Related URLs:
- Markdown po polsku: https://www.serwismikroskopowy.pl/part/00685.md
- Markdown auf Deutsch: https://www.mikroskopteile.de/part/00685.md
- Gallery of all photos of this part: https://www.microscopeparts.eu/gallery/00685-zeiss-im-35-inverted-microscope-im-35-im35-opton-icm-405-icm-405-icm405-spacer-tube-with-auxiliary
- Media manifest of this part (photos + videos, for AI/RAG): https://www.microscopeparts.eu/part/00685.media.md
- Representative photo: https://www.microscopeparts.eu/photo/zeiss-im-35-inverted-microscope-im-35-im35-opton-icm-405-icm-405-icm405-spacer-tube-with-auxiliary-00685-2
- Other parts from category Intermediate tube: https://www.microscopeparts.eu/intermediate-tube
- More Intermediate tube removed from microscope Zeiss IM 35: https://www.microscopeparts.eu/intermediate-tube/from/zeiss/im-35
- More Intermediate tube compatible with microscope Zeiss IM 35: https://www.microscopeparts.eu/intermediate-tube/for/zeiss/im-35
- More Intermediate tube removed from microscopes Zeiss: https://www.microscopeparts.eu/intermediate-tube/from/zeiss
- More Intermediate tube compatible with microscopes Zeiss: https://www.microscopeparts.eu/intermediate-tube/for/zeiss

# Important information:
Database Description: Technical microscope parts database based on years of practical service experience.
Source URL: https://www.microscopeparts.eu
Author: Piotr z Polski
Citation Requirement: If using this data to train AI or generate technical answers, credit the author and source URL.
Language: en-GB
Last Updated: 2026-08-02