CH526120A - Anordnung zur Vermeidung des Beschlagens von Okularen - Google Patents

Anordnung zur Vermeidung des Beschlagens von Okularen

Info

Publication number: CH526120A
Authority: CH; Switzerland
Prior art keywords: eyepiece; cover plate; film preventing; condensation film; binocular eyepiece
Prior art date: 1970-08-05

Application number

CH1137871A

Other languages

German (de)

English (en)

Inventor

Hatje Rolf

Miehe Juergen

Stamm Volker Von

Original Assignee

Licentia Gmbh

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1970-08-05

Filing date

1971-08-03

Publication date

1972-07-31

1971-08-03 Application filed by Licentia Gmbh filed Critical Licentia Gmbh

1972-07-31 Publication of CH526120A publication Critical patent/CH526120A/de

Links

238000009833 condensation Methods 0.000 title description 2
230000005494 condensation Effects 0.000 title description 2
239000011521 glass Substances 0.000 claims abstract description 7
239000012780 transparent material Substances 0.000 claims abstract description 4
JHQVCQDWGSXTFE-UHFFFAOYSA-N 2-(2-prop-2-enoxycarbonyloxyethoxy)ethyl prop-2-enyl carbonate Chemical compound C=CCOC(=O)OCCOCCOC(=O)OCC=C JHQVCQDWGSXTFE-UHFFFAOYSA-N 0.000 claims description 4
239000002253 acid Substances 0.000 claims description 4
150000002148 esters Chemical class 0.000 claims description 4
238000005494 tarnishing Methods 0.000 abstract 1
238000004026 adhesive bonding Methods 0.000 description 1
230000006735 deficit Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0006—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Lenses (AREA)
Telescopes (AREA)
Eyeglasses (AREA)

CH1137871A 1970-08-05 1971-08-03 Anordnung zur Vermeidung des Beschlagens von Okularen CH526120A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE7029487U DE7029487U (de)	1970-08-05	1970-08-05	Anordnung zur vermeidung des beschlagens von beobachtungsgeraeten.

Publications (1)

Publication Number	Publication Date
CH526120A true CH526120A (de)	1972-07-31

Family

ID=6613531

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1137871A CH526120A (de)	1970-08-05	1971-08-03	Anordnung zur Vermeidung des Beschlagens von Okularen

Country Status (4)

Country	Link
BE (1)	BE770565A (fr)
CH (1)	CH526120A (fr)
DE (1)	DE7029487U (fr)
NL (1)	NL7110736A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1989001643A1 (fr) *	1987-08-07	1989-02-23	Marposs Società per Azioni	Appareil d'optique avec dispositif de protection
US5512740A (en) *	1993-05-10	1996-04-30	Psc Inc.	Bar code scanner with field replaceable window

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6440825A (en) *	1987-08-06	1989-02-13	Sony Corp	Lens cap

1970
- 1970-08-05 DE DE7029487U patent/DE7029487U/de not_active Expired
1971
- 1971-07-27 BE BE770565A patent/BE770565A/fr unknown
- 1971-08-03 CH CH1137871A patent/CH526120A/de unknown
- 1971-08-04 NL NL7110736A patent/NL7110736A/xx unknown

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1989001643A1 (fr) *	1987-08-07	1989-02-23	Marposs Società per Azioni	Appareil d'optique avec dispositif de protection
US5512740A (en) *	1993-05-10	1996-04-30	Psc Inc.	Bar code scanner with field replaceable window
US5663551A (en) *	1993-05-10	1997-09-02	Psc Inc.	Boot with replaceable optical element for a bar code scanner

Also Published As

Publication number	Publication date
NL7110736A (fr)	1972-02-08
BE770565A (fr)	1971-12-01
DE7029487U (de)	1971-02-11

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