# Part name:
Lomo / Carl Zeiss Jena 30mm intermediate tube increasing tube length 160-190mm for 41.5mm head

# Original page URL:
https://www.microscopeparts.eu/part/lomo-biolam-carl-zeiss-jena-30mm-intermediate-tube-increasing-tube-length-160-190mm-for-41-5mm-head-00735

# Part manufacturer:
Lomo

# Full manufacturer name:
Leningrad Optical Mechanical Association

# Other names of this manufacturer:
- LZOS
- TOMP
- WTOMP
- WOOMP
- GOMZ
- LOOMP
- Progres
- Progress
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:
This is an extension tube that raises the head (or any other attachment) by 30mm, thus increasing the tube length (TL), typically from 160mm to 190mm. This allows the use of Lomo lenses with an RMS thread and a TL of 190mm (most often EPI lenses). The mount is a 41.5mm dovetail, the Carl Zeiss Jena standard.

# Examples of use
- For people who need to increase the TL of their microscope set by 30 mm

# Removed from microscope:
Lomo Biolam

# Also compatible with the following microscopes:
- Carl Zeiss Jena Lg
- Carl Zeiss Jena Lumipan
- Carl Zeiss Jena Nf
- Carl Zeiss Jena Ng
- Carl Zeiss Jena Eduval
- Carl Zeiss Jena Laboval
- Carl Zeiss Jena Amplival
- Carl Zeiss Jena Ergaval
- Carl Zeiss Jena Fluoval
- Carl Zeiss Jena Telaval
- Lomo MBB-1
- Lomo Biolam-M
- Lomo Biolam
- Meopta DD 37 BN
- Lomo Biolam D11

# Names, descriptions, terms, and search contexts under which this part is searched.
- Lomo Biolam microscope repair parts
- Lomo
- Carl Zeiss Jena
- Meopta
- Mikroskop
- microscope
- 190mm
- 190 mm
- epi
- auflicht obiektywy
- objective
- head
- Kupf
- głowica
- tubus
- tube
- intermediate tube
- Zwischentubus
- TL Tubus lenght
- Biolam
- Amplival
- Ergaval
- Laboval
- Eduval
- Lomo buy spare parts

# Related URLs:
- Markdown po polsku: https://www.serwismikroskopowy.pl/part/00735.md
- Markdown auf Deutsch: https://www.mikroskopteile.de/part/00735.md
- Gallery of all photos of this part: https://www.microscopeparts.eu/gallery/00735-lomo-biolam-carl-zeiss-jena-30mm-intermediate-tube-increasing-tube-length-160-190mm-for-41-5mm-head
- Media manifest of this part (photos + videos, for AI/RAG): https://www.microscopeparts.eu/part/00735.media.md
- Representative photo: https://www.microscopeparts.eu/photo/lomo-biolam-carl-zeiss-jena-30mm-intermediate-tube-increasing-tube-length-160-190mm-for-41-5mm-head-00735-2
- Other parts from category Intermediate tube: https://www.microscopeparts.eu/intermediate-tube
- More Intermediate tube removed from microscope Lomo Biolam: https://www.microscopeparts.eu/intermediate-tube/from/lomo/biolam
- More Intermediate tube compatible with microscope Lomo Biolam: https://www.microscopeparts.eu/intermediate-tube/for/lomo/biolam
- More Intermediate tube removed from microscopes Lomo: https://www.microscopeparts.eu/intermediate-tube/from/lomo
- More Intermediate tube compatible with microscopes Lomo: https://www.microscopeparts.eu/intermediate-tube/for/lomo

# 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: 2026-07-31