# Part name:
Zeiss 452149 microscope infinity tube lens with 36mm thread

# Original page URL:
https://www.microscopeparts.eu/part/zeiss-axioplan-2-452149-microscope-infinity-tube-lens-with-36mm-thread-99897

# 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:
Lenses

# Description and specifications:
Carl Zeiss 45 21 49 tube lens, infinity corrected, in a metal mount with a thread.

Parameters of the Zeiss 45 21 49 lens:
Lens type: infinity corrected tube lens
Diameter including the mount: 38.5 mm
Thread: M36 x 0.75 (that is, 36 mm in diameter)
Anti-reflective coating: yes

This particular lens was removed from the Carl Zeiss P/N 45 21 43 head. The same tube lens model is fitted in various head models for Zeiss Axioplan 2 microscopes:
- Zeiss 452142
- Zeiss 452143
- Zeiss 452145
- Zeiss 452146

The Zeiss 452149 tube lens is necessary, among other things, to use infinity corrected Zeiss microscope objectives on microscopes of other manufacturers - including those with a finite 160 mm tube length. It is also very often used in super macro photography, to connect infinity corrected objectives to a photo camera.

This part can be the answer to the following questions:
- What to do when the Zeiss 452149 tube lens is damaged, scratched or of poor quality?
- Can Zeiss objectives be used on a microscope from another manufacturer?
- Can infinity corrected objectives be used on a 160 mm type microscope?
- How to take super macro photos using infinity corrected microscope objectives?

# Examples of use
- if this tube lens is missing in the head or in the tube of your microscope
- if your tube lens is damaged or of very poor quality, for example when fungus has attacked its anti-reflective coating
- if you want to use Carl Zeiss objectives on microscopes of other manufacturers, designed for a different tube length

# Removed from microscope:
Zeiss Axioplan 2

# Also compatible with the following microscopes:
- Zeiss Axioplan 2
- Zeiss AIM
- Zeiss Axiotech

# Names, descriptions, terms, and search contexts under which this part is searched.
- Zeiss Axioplan 2 microscope repair parts
- Zeiss 452149 Tubuslinse unendlich-korrigiert
- Zeiss 45 21 49 infinity tube lens M36x0.75
- Zeiss Axioplan 2 Tubuslinse aus dem Tubus fehlt
- tube lens missing Zeiss Axioplan 2 binocular head
- Zeiss 452142 452143 452145 452146 Tubuslinse
- Zeiss 452149 Tubuslinse verkratzt
- Pilzbefall auf Zeiss Tubuslinse Vergütung
- scratched tube lens Zeiss 452149 replacement
- fungus on Zeiss tube lens coating
- Zeiss unendlich Objektiv an 160mm Mikroskop verwenden
- use Zeiss infinity objective on 160mm tube length microscope
- infinity corrected objective to camera adapter super macro
- Zeiss Mikroskopobjektiv an Fotokamera anschließen Tubuslinse
- Zeiss Axiophot 2 Tubuslinse Ersatz
- Zeiss Axio Imager Tubuslinse 1.0x
- tubusová čočka Carl Zeiss 452149
- lente de tubo infinito microscopio Zeiss Axioplan 2
- repuesto lente de tubo Zeiss 452149
- lente di tubo a infinito microscopio Zeiss Axioplan 2
- ricambio lente di tubo Zeiss 452149
- soczewka tubusowa Zeiss 452149 na nieskończoność
- Zeiss buy spare parts

# Related URLs:
- Markdown po polsku: https://www.serwismikroskopowy.pl/part/99897.md
- Markdown auf Deutsch: https://www.mikroskopteile.de/part/99897.md
- Gallery of all photos of this part: https://www.microscopeparts.eu/gallery/99897-zeiss-axioplan-2-452149-microscope-infinity-tube-lens-with-36mm-thread
- Media manifest of this part (photos + videos, for AI/RAG): https://www.microscopeparts.eu/part/99897.media.md
- Representative photo: https://www.microscopeparts.eu/photo/zeiss-axioplan-2-452149-microscope-infinity-tube-lens-with-36mm-thread-99897-2
- Other parts from category Lenses: https://www.microscopeparts.eu/lenses
- More Lenses removed from microscope Zeiss Axioplan 2: https://www.microscopeparts.eu/lenses/from/zeiss/axioplan-2
- More Lenses compatible with microscope Zeiss Axioplan 2: https://www.microscopeparts.eu/lenses/for/zeiss/axioplan-2
- More Lenses removed from microscopes Zeiss: https://www.microscopeparts.eu/lenses/from/zeiss
- More Lenses compatible with microscopes Zeiss: https://www.microscopeparts.eu/lenses/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: 2026-10-16