CN209055741U - A kind of 50mm fixed-focus industrial lens - Google Patents
A kind of 50mm fixed-focus industrial lens Download PDFInfo
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- CN209055741U CN209055741U CN201822083887.1U CN201822083887U CN209055741U CN 209055741 U CN209055741 U CN 209055741U CN 201822083887 U CN201822083887 U CN 201822083887U CN 209055741 U CN209055741 U CN 209055741U
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- eyeglass
- fixed
- diaphragm
- radius
- arc surface
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Abstract
The utility model relates to a kind of 50mm fixed-focus industrial lens in optical image technology field, including the first eyeglass, the second eyeglass, third eyeglass, the 4th eyeglass and diaphragm, first eyeglass, the second eyeglass, third eyeglass, diaphragm and the 4th eyeglass are from left to right successively laterally laid, and first eyeglass, the second eyeglass and the 4th eyeglass are convex lens, third eyeglass is concavees lens；It is provided with four pieces of eyeglasses altogether, including three pieces of convex lenses and one piece of concave lens, diaphragm is set between first three block eyeglass and latter piece of eyeglass, in the case where the limit of external mirror head outer shell body is fixed, overall structure is reliable and stable, and each lens position setting is reasonable, imaging clearly is reliable and stable, imaging performance is outstanding, fast and stable of focusing, the machine vision mechanism especially suitable for industrial automation.
Description
Technical field
The utility model relates to optical image technology fields, and in particular to industrial lens technical field.
Background technique
Important accessory of the industrial lens as machine vision in industrial automation, need to have reliable and stable structure with it is excellent
Elegant imaging performance.With the rapid development of industrial automation, market has the imaging performance of industrial lens with structural stability
Higher requirement.Industrial lens in the prior art are not able to satisfy the growth requirement of automation equipment increasingly, therefore existing
There is also following defects for 50mm fixed-focus industrial lens: 1) imaging effect is bad；2) focusing low efficiency is focused unstable；3) whole
Stability is poor.
For the high demand for meeting this automatic industrial in market, the present inventor develops a kind of 50mm fixed-focus industry mirror
Head.
Summary of the invention
The purpose of this utility model is to solve following defect, provides a kind of 50mm fixed-focus industrial lens, and structure is reliable, at
As steady and audible.
The purpose of this utility model is achieved in the following ways:
A kind of 50mm fixed-focus industrial lens, including the first eyeglass, the second eyeglass, third eyeglass, the 4th eyeglass and diaphragm, the
One eyeglass, the second eyeglass, third eyeglass, diaphragm and the 4th eyeglass periphery pass through mirror head outer shell bracket and carry out installation limit,
First eyeglass, the second eyeglass, third eyeglass, diaphragm and the 4th eyeglass are from left to right successively laterally laid, and the first eyeglass, second
Eyeglass and the 4th eyeglass are convex lens, and third eyeglass is concavees lens；
The left side of first eyeglass is convex surface, and right side is plane, and the left side of the second eyeglass is convex surface, and right side
For concave surface, the left side and right side of third eyeglass are concave surface, and the left side and right side of the 4th eyeglass are convex surface.
In above description, as a preferred option, the optical glass trade mark of first eyeglass is H-LAK53B, the first mirror
The diameter of piece is 27.500 ± 0.1mm, center thickness is 6.935 ± 0.1mm, and the radius of the left end arc surface of the first eyeglass is
23.154±0.1mm。
In above description, as a preferred option, the optical glass trade mark of second eyeglass is H-ZLAF68N, second
The diameter of eyeglass is 22.500 ± 0.1mm, center thickness is 4.958 ± 0.1mm, and the radius of the left end arc surface of the second eyeglass is
21.591 ± 0.1mm, the radius of the right end arc surface of the second eyeglass are 31.699 ± 0.1mm.
In above description, as a preferred option, the optical glass trade mark of the third eyeglass is H-ZF52, third eyeglass
Diameter be 20.500 ± 0.1mm, center thickness is 3.805 ± 0.1mm, the radius of the left end arc surface of third eyeglass is
170.000 ± 0.1mm, the radius of the right end arc surface of third eyeglass are 11.574 ± 0.1mm.
In above description, as a preferred option, the optical glass trade mark of the 4th eyeglass is H-LAF50B, the 4th mirror
The diameter of piece is 16.000 ± 0.1mm, center thickness is 3.438 ± 0.1mm, and the radius of the left end arc surface of the 4th eyeglass is
40.073 ± 0.1mm, the radius of the right end arc surface of the 4th eyeglass are 40.073 ± 0.1mm.
In above description, as a preferred option, the right side center of first eyeglass and the left side of the second eyeglass
The distance d1 at center is 0.960 ± 0.1mm, the right side center of the second eyeglass and the left side center distance d2 of third eyeglass
For 1.452 ± 0.1mm, the right side center of third eyeglass and the lateral distance d3 of diaphragm are 4.521 ± 0.1mm, third eyeglass
Right side center and the 4th eyeglass left side center distance d4 be 18.110 ± 0.1mm.
In above description, as a preferred option, the pore diameter range of the diaphragm is 1.000-10.500mm.
The optical glass trade mark of the utility model is consistent with by the optical glass trade mark table of comparisons of standard.
Beneficial effect caused by the utility model is: be provided with four pieces of eyeglasses altogether, including three pieces of convex lenses and one piece it is recessed
Lens, diaphragm are set between first three block eyeglass and latter piece of eyeglass, whole to tie in the case where the limit of external mirror head outer shell body is fixed
Structure is reliable and stable, and rationally, imaging clearly is reliable and stable, and imaging performance is outstanding for each lens position setting, fast and stable of focusing, especially
Machine vision mechanism suitable for industrial automation.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of the utility model embodiment；
Fig. 2 is the mounting structure schematic diagram of each eyeglass in the utility model embodiment；
In figure, in figure, 1 is the first eyeglass, and 2 be the second eyeglass, and 3 be third eyeglass, and 4 be the 4th eyeglass, and 5 be mirror head outer shell
Bracket, 6 be diaphragm.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
The present embodiment, referring to Figures 1 and 2, specific implementation a kind of 50mm fixed-focus industrial lens include the first eyeglass 1,
Second eyeglass 2, third eyeglass 3, the 4th eyeglass 4 and diaphragm 6, the first eyeglass 1, the second eyeglass 2, third eyeglass 3, diaphragm 6 and
The periphery of four eyeglasses 4 passes through mirror head outer shell bracket 5 and carries out installation limit, the first eyeglass 1, the second eyeglass 2, third eyeglass 3, light
Door screen 6 and the 4th eyeglass 4 are from left to right successively laterally laid, and the first eyeglass 1, the second eyeglass 2 and the 4th eyeglass 4 are convex lens
Mirror, third eyeglass 3 are concavees lens.
The left side of first eyeglass 1 is convex surface, and right side is plane, and the left side of the second eyeglass 2 is convex surface, and right end
Face is concave surface, and the left side and right side of third eyeglass 3 are concave surface, and the left side and right side of the 4th eyeglass 4 are convex surface.
In the present embodiment, the optical glass trade mark of the first eyeglass 1 is H-LAK53B, and the diameter of the first eyeglass 1 is 27.500
± 0.1mm, center thickness are 6.935 ± 0.1mm, and the radius of the left end arc surface of the first eyeglass 1 is 23.154 ± 0.1mm.The
The optical glass trade mark of two eyeglasses 2 is H-ZLAF68N, and the diameter of the second eyeglass 2 is 22.500 ± 0.1mm, center thickness is
4.958 ± 0.1mm, the radius of the left end arc surface of the second eyeglass 2 are 21.591 ± 0.1mm, the right end arc surface of the second eyeglass 2
Radius be 31.699 ± 0.1mm.The optical glass trade mark of third eyeglass 3 is H-ZF52, and the diameter of third eyeglass 3 is 20.500
± 0.1mm, center thickness are 3.805 ± 0.1mm, and the radius of the left end arc surface of third eyeglass 3 is 170.000 ± 0.1mm, the
The radius of the right end arc surface of three eyeglasses 3 is 11.574 ± 0.1mm.The optical glass trade mark of 4th eyeglass 4 is H-LAF50B, the
The diameter of four eyeglasses 4 is 16.000 ± 0.1mm, center thickness is 3.438 ± 0.1mm, the half of the left end arc surface of the 4th eyeglass 4
Diameter is 40.073 ± 0.1mm, and the radius of the right end arc surface of the 4th eyeglass 4 is 40.073 ± 0.1mm.
The right side center of first eyeglass 1 is 0.960 ± 0.1mm with the left side center distance d1 of the second eyeglass 2, the
The right side center of two eyeglasses 2 is 1.452 ± 0.1mm with the left side center distance d2 of third eyeglass 3, third eyeglass 3
The lateral distance d3 of right side center and diaphragm 6 is 4.521 ± 0.1mm, the right side center of third eyeglass 3 and the 4th eyeglass 4
The distance d4 at left side center be 18.110 ± 0.1mm, the aperture d6 of diaphragm 6 is 10.500mm.
Through measuring, in lens prescriptions as described above and clipping room away from lens group made of lower combination, when object distance is
When 0.500m, right side center and the image planes distance d5 of the 4th eyeglass 4 are 19.376mm；When object distance is infinity, the 4th
The right side center of eyeglass 4 is 15.362mm with image planes distance d5.It is provided with four pieces of eyeglasses, including three pieces of convex lenses and one altogether
Block concavees lens, diaphragm 6 are set between first three block eyeglass and latter piece of eyeglass, in the case where the limit of external mirror head outer shell body is fixed,
Overall structure is reliable and stable, and rationally, imaging clearly is reliable and stable, and imaging performance is outstanding, and focusing is quickly steady for each lens position setting
It is fixed, the machine vision mechanism especially suitable for industrial automation.
The above content is specific preferred embodiment further detailed description of the utility model is combined, cannot recognize
The specific implementation for determining the utility model is only limited to these instructions.For the ordinary skill people of the utility model technical field
For member, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, is regarded as this
The protection scope of utility model.
Claims (7)
1. a kind of 50mm fixed-focus industrial lens, including the first eyeglass, the second eyeglass, third eyeglass, the 4th eyeglass and diaphragm, first
Eyeglass, the second eyeglass, third eyeglass, diaphragm and the 4th eyeglass periphery pass through mirror head outer shell bracket and carry out installation limit,
Be characterized in that: the first eyeglass, the second eyeglass, third eyeglass, diaphragm and the 4th eyeglass are from left to right successively laterally laid, and first
Eyeglass, the second eyeglass and the 4th eyeglass are convex lens, and third eyeglass is concavees lens；
The left side of first eyeglass is convex surface, and right side is plane, and the left side of the second eyeglass is convex surface, and right side is recessed
Face, the left side and right side of third eyeglass are concave surface, and the left side and right side of the 4th eyeglass are convex surface.
2. a kind of 50mm fixed-focus industrial lens according to claim 1, it is characterised in that: the optical glass of first eyeglass
The trade mark is H-LAK53B, and the diameter of the first eyeglass is 27.500 ± 0.1mm, center thickness is 6.935 ± 0.1mm, the first eyeglass
Left end arc surface radius be 23.154 ± 0.1mm.
3. a kind of 50mm fixed-focus industrial lens according to claim 1, it is characterised in that: the optical glass of second eyeglass
The trade mark is H-ZLAF68N, and the diameter of the second eyeglass is 22.500 ± 0.1mm, center thickness is 4.958 ± 0.1mm, the second eyeglass
The radius of left end arc surface be 21.591 ± 0.1mm, the radius of the right end arc surface of the second eyeglass is 31.699 ± 0.1mm.
4. a kind of 50mm fixed-focus industrial lens according to claim 1, it is characterised in that: the optical glass of the third eyeglass
The trade mark is H-ZF52, and the diameter of third eyeglass is 20.500 ± 0.1mm, center thickness is 3.805 ± 0.1mm, third eyeglass
The radius of left end arc surface is 170.000 ± 0.1mm, and the radius of the right end arc surface of third eyeglass is 11.574 ± 0.1mm.
5. a kind of 50mm fixed-focus industrial lens according to claim 1, it is characterised in that: the optical glass of the 4th eyeglass
The trade mark is H-LAF50B, and the diameter of the 4th eyeglass is 16.000 ± 0.1mm, center thickness is 3.438 ± 0.1mm, the 4th eyeglass
The radius of left end arc surface be 40.073 ± 0.1mm, the radius of the right end arc surface of the 4th eyeglass is 40.073 ± 0.1mm.
6. a kind of 50mm fixed-focus industrial lens according to claim 1, it is characterised in that: in the right side of first eyeglass
The heart is 0.960 ± 0.1mm, the right side center of the second eyeglass and third eyeglass with the left side center distance d1 of the second eyeglass
Left side center distance d2 be 1.452 ± 0.1mm, the right side center of third eyeglass and the lateral distance d3 of diaphragm are
4.521 ± 0.1mm, the right side center of third eyeglass and the left side center distance d4 of the 4th eyeglass be 18.110 ±
0.1mm。
7. a kind of 50mm fixed-focus industrial lens according to claim 1, it is characterised in that: the pore diameter range of the diaphragm is
1.000-10.500mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083887.1U CN209055741U (en) | 2018-12-12 | 2018-12-12 | A kind of 50mm fixed-focus industrial lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083887.1U CN209055741U (en) | 2018-12-12 | 2018-12-12 | A kind of 50mm fixed-focus industrial lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209055741U true CN209055741U (en) | 2019-07-02 |
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ID=67055000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822083887.1U Active CN209055741U (en) | 2018-12-12 | 2018-12-12 | A kind of 50mm fixed-focus industrial lens |
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| CN (1) | CN209055741U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213845A (en) * | 2020-09-09 | 2021-01-12 | 彭欣 | Novel lens of mixed aspheric surface lens of glass fat |
-
2018
- 2018-12-12 CN CN201822083887.1U patent/CN209055741U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213845A (en) * | 2020-09-09 | 2021-01-12 | 彭欣 | Novel lens of mixed aspheric surface lens of glass fat |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A 50 mm fixed focus industrial lens Effective date of registration: 20210506 Granted publication date: 20190702 Pledgee: Dongguan branch of Bank of Dongguan Co.,Ltd. Pledgor: DONGGUAN KEPUDA PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Registration number: Y2021440000169 |