Dgholo.de - SEO Checker

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Overview of the SEO Check
Meta information
65% 
Page quality
69% 
Page structure
58% 
Link structure
23% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.06 s
File size
136.10 kB
Words
10768
Media files
10
Number of links
98 internal / 340 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Hologramme, Holografie, Deutsche Gesellschaft für Holografie eV
The page title should be shorter than 580 pixels. It is 590 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: de
Server location: United States of America
The language is not specified in the HTML markup.
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The character encoding is not specified in the HTTP header.
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
No doctype markup was found.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
authorNiklas Moeller
keywordsHologramm, Hologram, Holography, Holografie, Holographie, Holografia
content-typetext/html;charset=UTF-8

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Page quality

Content
(Critically important)
The content of this page is too large (10768 words). Maybe the content could be divided into several pages.
These Typos were found:
  • reflektion => Reflexion
  • annährend => annähernd
30.9% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
147 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 13.41 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
This page does not require any JavaScript files.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 215 tags for this page.
Image SEO
(Somewhat important)
3 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
http://dgholo.de/links/logo.gifNo alt attribute provided
http://dgholo.de/links/ortsfrequenz.jpgNo alt attribute provided
http://dgholo.de/links/fresnellinse.jpgNo alt attribute provided
/links/eulenburg-rinteln.jpgEulenburg Museum Rinteln
http://dgholo.de/links/dennis-gabor.gifHologramm von Dennis Gábor
http://dgholo.de/links/rechteckspektrum.pngrechteckspektrum
/links/2-wellen-interferenzen.jpgInterferenz 2er Punktlichtquellen
/links/gabor-nobelpreis-1971.jpgnobelpreis 1971
/links/buecher-holografie-de.pngdeutsche holografie bücher
/links/buecher-holografie-en.pngenglische holografie bücher

Page structure

H1 heading
(Critically important)
Deutsche Gesellschaft für Holografie e.V.
The H1 heading is perfect.
Headings
(Important)
There are 129 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Deutsche Gesellschaft für Holografie e.V.
H2 Interferenz und Beugung
H2 Die Lichtquelle: der Laser
H2 Das Aufnahmematerial
H2 Hologramm = Fenster
H2 Das einfachste Hologramm
H2 Bewegung - ganz absichtlich
H2 Raus aus dem Fenster
H2 Farbe kommt ins Spiel
H2 Voraussetzungen
H2 Lichtquelle
H2 Geeignete Objekte
H2 Optische Spiegel, Linsen und Zubehör
H2 Holografisches Material + Chemie
H2 Eine ruhende Umgebung
H2 Tipps für angehende Holografen
H2 Interessante Weblinks
H2 Deutschsprachig
H2 Englischsprachig
H2 Webportale
H2 Foren
H2 Organisationen
H2 Holografie Museen und Sammlungen
H2 Holografie Künstler und Netzwerk
H2 Kopier- und Manipulationsschutz (Markenschutz)
H2 Fernsehen in echtem 3D
H2 Datenspeicher
H2 Lichtlenkung
H2 Messtechnik
H2 Bilderkennung
H2 Kunst, Architektur und Produktgestaltung
H2 Deutschland
H2 Weltweit
H2 "Klassisch" mit Laser, 1: direkt vom Objekt auf das Hologramm
H2 "Klassisch" mit Laser, 2: Umkopie von Hologramm auf Hologramm
H2 Aus mehreren Fotos, 1: von fotografierten Rundumfotos eines echten Objekts
H2 Aus mehreren Fotos, 2: von gerechneten Rundumfotos eines virtuellen Objekts
H2 Computer generierte Hologramme - CGH
H2 In Deutschland:
H2 Wiederverkäufer:
H2 Weltweit:
H2 National:
H2 International:
H2 Anschrift
H2 Vorstand:
H2 Für den Inhalt der Webseite verantwortlich:
H2 Haftung für Inhalte
H2 Verlinkung
H2 Datenschutzerklärung
H2 Impulslänge eines Pulslasers
H2 Geeignete Laser für die Holografie-Aufnahme im sichtbaren Spektrum
H2 Laserdioden (Halbleiterlaser)
H2 Fasergekoppelte gegenüber freistrahlende Laser
H2 Laser allgemein
H2 Laser Hersteller
H2 Laborausstattung Checkliste
H2 Optische Linsen, Spiegel
H2 Optiken und Mechaniken
H2 Elektronik-Bauteile
H2 Fotochemiekalien, Fotolabor Ausstattung
H2 Bewertungsmethoden
H2 Hersteller von silberhalogenid Emulsionen auf Film oder Glas
H2 Hersteller von Photopolymere auf Film
H2 Hersteller von Dichromatgelatine (DCG) auf Glas
H2 Hersteller weiterer Aufzeichnematerialien für Hologramme
H2 Hersteller von Materialien für panchromatische Aufnahmen (Farbhologramme)
H2 Distributoren für Materalien verschiedener (obiger) Hersteller
H2 Emulsion selber herstellen
H2 Digitale Holografieaufzeichnung
H2 Amplituden Hologramm
H2 Phasen Hologramm
H2 Inline Hologramm
H2 Offline Hologramm
H2 Transmissionshologramm
H2 Reflektionshologramm, Volumenhologramm, Tiefenhologramm, Denisyuk Hologramm
H2 Dünnschicht-/ Flächenhologramm versus Volumenhologramm
H2 Regenbogenhologramm
H2 Pulshologramm
H2 HOE - Holographic Optical Element
H2 Master Hologramm
H2 Bildebenen Hologramm
H2 Prägehologramm
H2 Stereohologramm
H2 Computer generiertes Hologramm CGH, Synthetisches Hologramm, Fourier Hologramm
H2 Fraunhofer Hologramm
H2 Farbhologramm
H2 Beispiel: Hologramm auf der Geldkarte
H2 International Symposium on Display Holography - ISDH
H2 Messen und Seminare
H2 Dennis Gábor (5.6.1900 - 2.9.1979, 79)
H2 Emmett N. Leith (12.3.1927 - 23.12.2005, 78)
H2 Juris Upatnieks (*7.5.1936)
H2 Juri Nikolajewitsch Denisyuk (27.7.1927 - 14.5.2006, 80)
H2 Stephen Benton (1.12.1943 - 9.11.2003, 61)
H2 Nicholas (Nick) Phillips (1933 - 2009)
H2 Rudie Berkhout (1946 - 2008)
H2 In deutscher Sprache (nach Erscheinen sortiert):
H2 In englischer Sprache (nach Erscheinen sortiert):
H2 Bibliotheken
H2 Antiquarische Suche
H2 Google Books
H2 Zeitschriften zum Thema Holografie
H2 Wissenschaftliche Arbeiten zum Thema Holografie
H2 HMP - Holography Marketplace
H2 SPIE Proceedings
H3 In deutscher Sprache
H3 In englischer Sprache
H3 CGH mit MATLAB Software
H3 Verantwortlicher
H3 Arten der verarbeiteten Daten:
H3 Kategorien betroffener Personen
H3 Zweck der Verarbeitung
H3 Verwendete Begrifflichkeiten
H3 Maßgebliche Rechtsgrundlagen
H3 Sicherheitsmaßnahmen
H3 Zusammenarbeit mit Auftragsverarbeitern und Dritten
H3 Übermittlungen in Drittländer
H3 Rechte der betroffenen Personen
H3 Widerrufsrecht
H3 Widerspruchsrecht
H3 Cookies und Widerspruchsrecht bei Direktwerbung
H3 Löschung von Daten
H3 Geschäftsbezogene Verarbeitung
H3 Erbringung unserer satzungs- und geschäftsgemäßen Leistungen
H3 Hosting
H3 Erhebung von Zugriffsdaten und Logfiles
H3 Holography, Diffractive Optics, and Applications (alle 2 Jahre in Peking)
H3 Holography: Advances and Modern Trends (alle 2 Jahre in Prag)
H3 Practical Holography / Holographic Materials (jährlich in San Francisco)
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are too many external links (340) on this page.

Found links on this page

LinkAttributesAnchor text
http://dgholo.de/Anchor Aktuelles
http://dgholo.de/Anchor Hologramm von Dennis Gábor
http://dgholo.de/Anchor Aufnahme- und Wiedergabeprinzip eines Hologramms
http://dgholo.de/Anchor Holografie (Holographie) und Hologramme
http://dgholo.de/Anchor DIY (Do it yourself) - Hologramm erzeugen - Hologramme selber aufnehmen
http://dgholo.de/Anchor Holografie (Erläuterungsvideos) bei YouTube
http://dgholo.de/Anchor Holografie Webportale, Foren und Vereinigungen
http://dgholo.de/Anchor Display Holografie, Holografie und Kunst / im Museum
http://dgholo.de/Anchor Holografie-Anwendungen
http://dgholo.de/Anchor Holografie in der Wissenschaft / Lehre
http://dgholo.de/Anchor Analoge/digitale Verfahren zur Hologramm-Erzeugung
http://dgholo.de/Anchor Holografische Interferometrie
http://dgholo.de/Anchor Holografen, Holografie-Labore, Hologramm-Läden
http://dgholo.de/Anchor Prägehologramm Hersteller
http://dgholo.de/Anchor Laser für Holografie
http://dgholo.de/Anchor Ausstattung für Holografielabor
http://dgholo.de/Anchor Holografie Aufnahmematerial, Holografiematerial, Recording Material
http://dgholo.de/Anchor Hologramm Varianten
http://dgholo.de/Anchor Regelmäßige Messen und Veranstaltungen
http://dgholo.de/Anchor Holografen der ersten Stunde
http://dgholo.de/Anchor Bücher über Holografie
http://dgholo.de/Anchor Die Ziele des Vereins
http://dgholo.de/Anchor Impressum
http://dgholo.de/Anchor Datenschutzerklärung / Haftung
/links/interfe.swfNew window .swf
/links/interfe.flashNew window .flash
/links/ortsfrequenz.jpgNew window .jpg
/links/ortsfrequenz.svgNew window .svg
/links/fresnellinse.jpgNew window Text duplicate .jpg
/links/fresnellinse.svgNew window Text duplicate .svg
http://de.wikipedia.org/wiki/H...New window External Subdomain Wikipedia
http://de.wikipedia.org/wiki/D...New window External Subdomain Text duplicate Wikipedia
http://www.duden.de/suchen/dud...New window External Subdomain Duden
http://www.holomax.de/New window External Subdomain holomax.de
http://www.lehrer-online.de/ho...New window External Subdomain lehrer-online.de
http://de.wikihow.com/Ein-Holo...New window External Subdomain wikihow.com
http://www.physiktreff.de/mate...New window External Subdomain Physiktreff.de
http://www.pro-physik.de/New window External Subdomain pro-physik.de
http://www.holo.com/holo/book/...New window External Subdomain holo.com
http://www.holo.com/holo/book/...New window External Subdomain Practical Holography
http://home.earthlink.net/~dre...New window External Subdomain hologram children science project
http://www.holoworld.com/New window External Subdomain holoworld.com
http://www.msnbc.msn.com/id/77...New window External Subdomain Making holograms at home
http://www.integraf.com/hologr...New window External Subdomain intergraf.com
http://www.holography.ru/histe...New window External Subdomain holography.ru
http://www.3dimagery.com/New window External Subdomain 3D Imagery
http://gakall.home.comcast.net...New window External Subdomain Amateur Holography - Simple & Low Budget
http://www.holoprint.com/New window External Subdomain Digital full color Holoprinter Kit
http://www.eskimo.com/~billb/a...New window External Subdomain ABRASION HOLOGRAPHY
http://www.litiholo.com/New window External Subdomain LitiHolo
http://www.liti3d.com/your_cus...New window External Subdomain Hologram Home of Liti3D
http://www.fou.uib.no/fd/1996/...New window External Subdomain Holographic multi-stereogram
https://www.youtube.com/watch?...New window External Subdomain Physik II - Vorlesung 10: Holografie
https://www.youtube.com/watch?...New window External Subdomain Holographie Erzeugung
https://www.youtube.com/watch?...New window External Subdomain Alles Easy | Holografie
https://www.youtube.com/watch?...New window External Subdomain Wie entsteht ein Hologramm, Teil 1
https://www.youtube.com/watch?...New window External Subdomain Wie entsteht ein Hologramm, Teil 2
https://www.youtube.com/watch?...New window External Subdomain Holographie
https://www.youtube.com/watch?...New window External Subdomain Holografie aus der Sammlung des ZKM Karlsruhe
http://www.youtube.com/watch?v...New window External Subdomain HOLOGRAPHY - part 1
http://www.youtube.com/watch?v...New window External Subdomain HOLOGRAPHY - part 2
http://www.youtube.com/watch?v...New window External Subdomain Holography Basics
http://www.youtube.com/watch?v...New window External Subdomain Holography Demonstration
http://www.youtube.com/watch?v...New window External Subdomain Holographic TV coming in 2012
http://www.youtube.com/watch?v...New window External Subdomain Holograms, Holographs: "Introduction to Holography" 1972
http://www.youtube.com/watch?v...New window External Subdomain How to Make Holograms in your Basement part 1
http://www.youtube.com/watch?v...New window External Subdomain How it's made: Holograms
http://www.youtube.com/watch?v...New window External Subdomain How does a Hologram actually work?
http://www.youtube.com/watch?v...New window External Subdomain Chuck Missler : Holography
http://www.youtube.com/watch?v...New window External Subdomain Customized Computer Generated Hologram (CGH) [Part 1/3]
http://www.youtube.com/watch?v...New window External Subdomain Customized Computer Generated Hologram (CGH) [Part 2/3]
http://www.youtube.com/watch?v...New window External Subdomain Customized Computer Generated Hologram (CGH) [Part 3/3]
http://www.youtube.com/watch?v...New window External Subdomain Fun Properties of Holograms - Projecting 3d Images
http://www.youtube.com/watch?v...New window External Subdomain Lasers - Holographic Technology | Data Storage | GE Research
http://www.youtube.com/watch?v...New window External Subdomain Japanese Scientists Create Touchable Holograms
http://www.youtube.com/watch?v...New window External Subdomain Make - LitiHolo Kit
http://www.youtube.com/watch?v...New window External Subdomain New education system for construction of optical holography setup
http://www.youtube.com/watch?v...New window External Subdomain Physics 111: Holography (HOL)
http://www.youtube.com/watch?v...New window External Subdomain The history of holography: Multiple visions
http://www.youtube.com/watch?v...New window External Subdomain The 2 minute geek: basement holography tidbits
http://www.youtube.com/watch?v...New window External Subdomain The Compound Photonics Holography Lab
http://www.youtube.com/watch?v...New window External Subdomain Printing digital hologram from computer data - Holographic printer
https://www.holographyforum.or...New window External Subdomain Holographyforum.org (holowiki.org)
http://www.holoworld.com/New window External Subdomain Holoworld.com
http://holographica.blogspot.de/New window External Subdomain antiquarian holographica
http://www.holography-news.com/New window External Subdomain Holography News
http://www.reconnaissance-intl...New window External Subdomain Reconnaissance international
http://www.hologramsonline.com/New window External Subdomain Holograms Online
http://holographer.org/New window External The Holographer - An Electronic only magazine on Holography
http://www.holophile.com/New window External Subdomain Holophile
http://www.linkedin.com/groups...New window External Subdomain Digital Holography
http://www.linkedin.com/groups...New window External Subdomain Holography and security printing
http://www.linkedin.com/groups...New window External Subdomain 3D Holography Marketing
http://www.linkedin.com/groups...New window External Subdomain Hologram Stickers
http://www.linkedin.com/groups...New window External Subdomain Holography
http://groups.yahoo.com/group/...New window External Subdomain Yahoo.com / England
http://groups.yahoo.com/group/...New window External Subdomain Yahoo.com / Frankreich
http://groups.yahoo.com/group/...New window External Subdomain Yahoo.com / Deutschland
http://www.holography.co.uk/New window External Subdomain Royal Ph. Soc.
http://holoforum.org/forum/New window External The Holography Forum
http://holoinfo.no-ip.biz/wiki...New window External Subdomain The Holography Forum's Holography Wiki
http://www.dragonseye.com/holo...New window External Subdomain The Laser & Holography Forum Archive
http://holocenter.org/New window External HoloCenter.org
http://www.art-in-holography.org/New window External Subdomain Art in Holography .org
http://www.holocologne.de/New window External Subdomain HoloCologne.de
http://www.holocenter.or.kr/in...New window External Subdomain Korean HOLOcenter
http://thephotonleague.wordpre...New window External Subdomain The Photon League
http://www.hodic.org/index-e.htmlNew window External Subdomain HODIC
http://www.holography.ru/maine...New window External Subdomain Holography.ru
http://ihma.org/New window External IHMA
http://www.3d-museum.de/New window External Subdomain 3D Museum
http://on1.zkm.de/zkm/stories/...New window External Subdomain ZKM
http://www.holarium.de/New window External Subdomain Holarium 3D Museum
http://www.pulheim.de/bildung-...New window External Subdomain Anchor Abtei Brauweiler - Sammlung Lauk
http://www.osthausmuseum.de/New window External Subdomain Karl Ernst Osthaus Museum
http://www.stdb.de/New window External Subdomain Deutsches Technikmuseum Berlin
http://www.3d-museum.de/New window External Subdomain EXPLORA
http://web.mit.edu/museum/New window External Subdomain MIT Museum Holography Collection
http://www.museeholographie.com/New window External Subdomain Museum of Holography
http://www.holograms.bc.ca/New window External Subdomain Royal Holographic Art Gallery
http://www.jrholocollection.com/New window External Subdomain The Jonathan Ross Hologram Collection
http://on1.zkm.de/zkm/e/instit...New window External Subdomain ZKM | Zentrum für Kunst und Medientechnologie Karlsruhe
http://www.globalimages-hologr...New window External Subdomain Global Images Hologram Art Collection
http://butlerart.com/External The Bulter Institute of American Art
http://hologram.se/New window External HoloMedia AB
http://www.holonet.khm.de/New window External Subdomain HoloNet.de
http://www.apepper.com/content...New window External Subdomain Shearwater Foundation
http://www.holocenter.org/New window External Subdomain Center for the Holography Arts
http://www.photonleague.org/ME...New window External Subdomain Photon League
http://www.monand.demon.co.uk/...New window External Subdomain Creative Holography Index
http://www.comm.uqam.ca/~GRAM/New window External Subdomain Anchor Dictionnaire des Arts Mediatiques
http://www.holographyfund.org/New window External Subdomain International Holography Fund IHF (2007...2009)
http://art-holo.uqam.ca/Englis...New window External Subdomain Art holography
http://www.holographersgallery...New window External Subdomain holographersgallery.org
http://www.holography.demon.co...New window External Subdomain The Benyon Archive Home Page
http://www.artinthe5thdimensio...New window External Subdomain Art in the 5th Dimension
http://art-holo.uqam.ca/New window External Subdomain Interactive Encyclopaedia on Holographic Art
http://www.golem.de/0202/18109...New window External Subdomain Tesafilm-Rolle: Hologramme als Sicherheitslabel
http://www.seereal.com/New window External Subdomain SeeReal
http://www.findthatpatent.com/...New window External Subdomain Holographic Display
http://www.holo-impact.de/New window External Subdomain Sprengprägung von Hologramme
http://www.phenostor.de/New window External Subdomain PhenoStor
http://www.x-technik.com/cgi/b...New window External Subdomain Holographische Datenspeicher aus einem Glas-Kunststoff-Composit
http://www.visionoptics.de/New window External Subdomain Projektionsscheibe HOPS
http://www.holo.com/New window External Subdomain DiARTs AG S.A.
http://www.uni-oldenburg.de/ph...New window External Subdomain Holografische Strömungsmessung
http://www.wissenschaft.de/wis...New window External Subdomain Gefangen im Hologramm
http://www.fh-koeln.de/New window External Subdomain Inst. für Licht- und Bautechnik, ILB eV
http://www.khm.de/mk/lehre/hol...New window External Subdomain Kunsthochschule für Medien Köln
http://www.uni-essen.de/New window External Subdomain FB Physik
http://www.uni-muenster.de/New window External Subdomain Lab. f Biophysik
http://www.uni-oldenburg.de/New window External Subdomain Applied Optics AG AOP
http://www.1000laserhacks.de/New window External Subdomain 1000 Laser Hacks
http://myphotonics.eu/New window External myphotonics.eu
http://www.uni-duisburg.de/New window External Subdomain FB Physik Didaktik
http://www.hs-emden-leer.de/fa...New window External Subdomain INSTITUT FÜR LASERTECHNIK - ILO
http://www.ptt.ruhr-uni-bochum...New window External Subdomain PHOTONIK UND TERAHERTZTECHNOLOGIE
http://www.uni-stuttgart.de/it...New window External Subdomain Institut für Technische Optik
http://www.iao.uni-jena.de/For...New window External Subdomain Institut für angewandte Optik
http://www.uni-muenster.de/Phy...New window External Subdomain Nichtlineare Photonik
http://www.aip.org/mgr/png/200...New window External Subdomain Quantum-holography-Sound-Activated Filter
http://arxiv.org/abs/1305.6084New window External Chiba University
http://obm.media.mit.edu/New window External Subdomain link
http://www.physics.ohio-state....New window External Subdomain Text duplicate link
http://www.ocadu.ca/faculty/pr...New window External Subdomain Text duplicate link
http://eng.karts.ac.kr:81/kart...New window External Subdomain Text duplicate link
http://htdlab.vcdr.ksu.edu.tw/...New window External Subdomain Text duplicate link
http://www.dmu.ac.uk/research-...New window External Subdomain Text duplicate link
http://www.optics.arizona.edu/New window External Subdomain Text duplicate link
http://www.glyndwr.ac.uk/New window External Subdomain Text duplicate link
http://www.fou.uib.no/fd/1996/...New window External Subdomain Applied 3-D printer
http://www.corticalcafe.com/pr...New window External Subdomain CorticalCafe CGH Construction Kit
http://student.ifs.tuwien.ac.a...New window External Subdomain Plot und Datenvisualisierung
http://www.matthias-koenig.net/New window External Subdomain Matthias Koenig
http://www.erc-interfere.eu/in...New window External Subdomain INTERFERE
https://de.mathworks.com/produ...New window External Subdomain MATLAB
https://www.mathworks.com/matl...New window External Subdomain Holography with plane waves, inline (in-line, Gabor) hologram simulation and reconstruction
https://de.mathworks.com/matla...New window External Subdomain No Text
https://ch.mathworks.com/matla...New window External Subdomain Reconstruction of off-axis hologram
https://www.spiedigitallibrary...New window External Subdomain Analog and Digital Holography with MATLAB
https://www.youtube.com/watch?...New window External Subdomain wave retrieval off axis holography matlab PROJECTS
https://hal-ujm.archives-ouver...New window External Subdomain HoloRec3D : A free Matlab toolbox for digital holography
http://www.aks-holographie.de/New window External Subdomain AKS Holographie GmbH
http://www.holographie.com/New window External Subdomain Holograhielabor Bauer
http://www.holografie.com/New window External Subdomain Timo Junker Holografie
http://www.holotec.de/New window External Subdomain Holotec
http://www.holostar.de/New window External Subdomain Holostar
http://www.holoptics.de/New window External Subdomain Holoptics
http://www.holografie-online.de/New window External Subdomain Holografie Online
http://www.holozone.de/New window External Subdomain Holozone
http://syn4d.de/?p=77New window External Syn4D
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