CN209055739U - A kind of 25mm fixed-focus industrial lens - Google Patents
A kind of 25mm fixed-focus industrial lens Download PDFInfo
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- CN209055739U CN209055739U CN201822083865.5U CN201822083865U CN209055739U CN 209055739 U CN209055739 U CN 209055739U CN 201822083865 U CN201822083865 U CN 201822083865U CN 209055739 U CN209055739 U CN 209055739U
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Abstract
The utility model relates to a kind of 25mm fixed-focus industrial lens in optical image technology field, including the first eyeglass, the second eyeglass, third eyeglass, the 4th eyeglass, the 5th eyeglass and diaphragm, first eyeglass, the second eyeglass, third eyeglass, diaphragm, the 4th eyeglass and the 5th eyeglass are from left to right successively laterally laid, and first eyeglass, the second eyeglass and the 5th eyeglass are convex lens, third eyeglass and the 4th eyeglass are concavees lens；It is provided with five pieces of eyeglasses altogether, including three pieces of convex lenses and two pieces of concavees lens, diaphragm is set between first three block eyeglass and rear two pieces of eyeglasses, and in addition the second eyeglass is integrated with third eyeglass gluing, in the case where the limit of external mirror head outer shell body is fixed, overall structure is reliable and stable, rationally, imaging clearly is reliable and stable, and imaging performance is outstanding for each lens position setting, focusing fast and stable, 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 25mm 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 25mm fixed-focus industry mirror
Head.
Summary of the invention
The purpose of this utility model is to solve following defect, provides a kind of 25mm 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 25mm fixed-focus industrial lens, including the first eyeglass, the second eyeglass, third eyeglass, the 4th eyeglass, the 5th eyeglass
And diaphragm, the first eyeglass, the second eyeglass, third eyeglass, diaphragm, the 4th eyeglass and the 5th eyeglass periphery pass through mirror head outer shell
Bracket carries out installation limit, the first eyeglass, the second eyeglass, third eyeglass, diaphragm, the 4th eyeglass and the 5th eyeglass from left to right according to
It is secondary laterally to lay, and the first eyeglass, the second eyeglass and the 5th eyeglass are convex lens, third eyeglass and the 4th eyeglass are recessed
Mirror；
The left side of first eyeglass, the second eyeglass and third eyeglass is convex surface, and right side is concave surface, the 4th eyeglass
Left side be concave surface, and right side be convex surface, the left side and right side of the 5th eyeglass are convex surface, the right end of the second eyeglass
Face arc surface is equal with the left side arc surface of third eyeglass, and the right side of the second eyeglass and the left side of third eyeglass are matched
Gluing is integrated.
In above description, as a preferred option, the optical glass trade mark of first eyeglass is H-ZLAF90, the first mirror
The diameter of piece is 20.000 ± 0.1mm, center thickness is 3.270 ± 0.1mm, and the radius of the left end arc surface of the first eyeglass is
19.779 ± 0.1mm, the radius of the right end arc surface of the first eyeglass are 64.214 ± 0.1mm.
In above description, as a preferred option, the optical glass trade mark of the second eyeglass is H-LAK52, second mirror
The diameter of piece is 16.000 ± 0.1mm, center thickness is 5.450 ± 0.1mm, and the radius of the left end arc surface of the second eyeglass is
11.164 ± 0.1mm, the radius of the right end arc surface of the second eyeglass are 620.000 ± 0.1mm.
In above description, as a preferred option, the optical glass trade mark of the third eyeglass is H-ZF72, third eyeglass
Diameter be 16.300 ± 0.1mm, center thickness is 1.550 ± 0.1mm, the radius of the left end arc surface of third eyeglass is
620.000 ± 0.1mm, the radius of the right end arc surface of third eyeglass are 6.534 ± 0.1mm.
In above description, as a preferred option, the optical glass trade mark of the 4th eyeglass is H-QK3L, the 4th eyeglass
Diameter be 11.000 ± 0.1mm, center thickness is 1.670 ± 0.1mm, the radius of the left end arc surface of the 4th eyeglass is
11.256 ± 0.1mm, the radius of the right end arc surface of the 4th eyeglass are 20.970 ± 0.1mm.
In above description, as a preferred option, the optical glass trade mark of the 5th eyeglass is H-ZLAF4LA, the 5th
The diameter of eyeglass is 11.000 ± 0.1mm, center thickness is 3.150 ± 0.1mm, and the radius of the left end arc surface of the 5th eyeglass is
31.742 ± 0.1mm, the radius of the right end arc surface of the 5th eyeglass are 20.863 ± 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 0.145 ± 0.1mm, the lateral distance d2 of the right side center of third eyeglass and diaphragm is 3.623 ±
0.1mm, the right side center of third eyeglass are 6.132 ± 0.1mm, the 4th mirror with the left side center distance d3 of the 4th eyeglass
The right side center of piece is 0.182 ± 0.1mm with the left side center distance d4 of the 5th eyeglass.
In above description, as a preferred option, the pore diameter range of the diaphragm is 1.000-8.400mm.
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 five pieces of eyeglasses altogether, including three pieces of convex lenses and two pieces it is recessed
Lens, diaphragm are set between first three block eyeglass and rear two pieces of eyeglasses, and in addition the second eyeglass is integrated with third eyeglass gluing,
Under the limit of external camera lens outer housing is fixed, overall structure is reliable and stable, and rationally, imaging clearly stabilization can for each lens position setting
It leans on, imaging performance is outstanding, fast and stable of focusing, the machine vision mechanism especially 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, 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 the 5th eyeglass, and 6 are
Diaphragm, 7 be mirror head outer shell bracket.
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, the 25mm fixed-focus industrial lens of specific implementation include the first eyeglass 1, second
Eyeglass 2, third eyeglass 3, the 4th eyeglass 4, the 5th eyeglass 5 and diaphragm 6, the first eyeglass 1, the second eyeglass 2, third eyeglass 3, diaphragm
6, the periphery of the 4th eyeglass 4 and the 5th eyeglass 5 passes through mirror head outer shell bracket 7 and carries out installation limit, it is characterised in that: the first mirror
Piece 1, the second eyeglass 2, third eyeglass 3, diaphragm 6, the 4th eyeglass 4 and the 5th eyeglass 5 are from left to right successively laterally laid, and first
Eyeglass 1, the second eyeglass 2 and the 5th eyeglass 5 are convex lens, and third eyeglass 3 and the 4th eyeglass 4 are concavees lens.
Wherein, the left side of the first eyeglass 1, the second eyeglass 2 and third eyeglass 3 is convex surface, and right side is concave surface,
The left side of 4th eyeglass 4 is concave surface, and right side is convex surface, and the left side and right side of the 5th eyeglass 5 are convex surface, second
The right side arc surface of eyeglass 2 and the left side arc surface of third eyeglass 3 are equal, and the right side of the second eyeglass 2 and third mirror
The left side pairing gluing of piece 3 is integrated.
In the present embodiment, the optical glass trade mark of the first eyeglass 1 is H-ZLAF90, and the diameter of the first eyeglass 1 is 20.000
± 0.1mm, center thickness are 3.270 ± 0.1mm, and the radius of the left end arc surface of the first eyeglass 1 is 19.779 ± 0.1mm, the
The radius of the right end arc surface of one eyeglass 1 is 64.214 ± 0.1mm.The optical glass trade mark of second eyeglass 2 is H-LAK52, the
The diameter of two eyeglasses 2 is 16.000 ± 0.1mm, center thickness is 5.450 ± 0.1mm, the half of the left end arc surface of the second eyeglass 2
Diameter is 11.164 ± 0.1mm, and the radius of the right end arc surface of the second eyeglass 2 is 620.000 ± 0.1mm.The optics of third eyeglass 3
The glass trade mark is H-ZF72, and the diameter of third eyeglass 3 is 16.300 ± 0.1mm, center thickness is 1.550 ± 0.1mm, third mirror
The radius of the left end arc surface of piece 3 is 620.000 ± 0.1mm, the radius of the right end arc surface of third eyeglass 3 is 6.534 ±
0.1mm.The optical glass trade mark of 4th eyeglass 4 is H-QK3L, and the diameter of the 4th eyeglass 4 is 11.000 ± 0.1mm, center thickness
For 1.670 ± 0.1mm, the radius of the left end arc surface of the 4th eyeglass 4 is 11.256 ± 0.1mm, the right end circular arc of the 4th eyeglass 4
The radius in face is 20.970 ± 0.1mm.The optical glass trade mark of 5th eyeglass 5 is H-ZLAF4LA, and the diameter of the 5th eyeglass 5 is
11.000 ± 0.1mm, center thickness are 3.150 ± 0.1mm, the radius of the left end arc surface of the 5th eyeglass 5 is 31.742 ±
0.1mm, the radius of the right end arc surface of the 5th eyeglass 5 are 20.863 ± 0.1mm.
The right side center of first eyeglass 1 is 0.145 ± 0.1mm with the left side center distance d1 of the second eyeglass 2, the
The lateral distance d2 of the right side centers of three eyeglasses 3 and diaphragm 6 is 3.623 ± 0.1mm, the right side center of third eyeglass 3 with
The distance d3 at the left side center of the 4th eyeglass 4 is 6.132 ± 0.1mm, the right side center of the 4th eyeglass 4 and the 5th eyeglass 5
The distance d4 at left side center be 0.182 ± 0.1mm, the pore diameter range d6 of diaphragm 6 is 8.400mm.
The right side center of first eyeglass 1 is 0.145 ± 0.1mm with the left side center distance d1 of the second eyeglass 2, the
The lateral distance d2 of the right side centers of three eyeglasses 3 and diaphragm 6 is 3.623 ± 0.1mm, the right side center of third eyeglass 3 with
The distance d3 at the left side center of the 4th eyeglass 4 is 6.132 ± 0.1mm, the right side center of the 4th eyeglass 4 and the 5th eyeglass 5
Left side center distance d4 be 0.182 ± 0.1mm.
Through measuring, in lens prescriptions as described above and clipping room away from lens group made of lower combination, when object distance is
When 0.100m, right side center and the image planes distance d5 of the 5th eyeglass 5 are 12.045mm；When object distance is infinity, the 5th
The right side center of eyeglass 5 is 8.945mm with image planes distance d5.It is provided with five pieces of eyeglasses, including three pieces of convex lenses and two altogether
Block concavees lens, diaphragm 6 are set between first three block eyeglass and rear two pieces of eyeglasses, and in addition the second eyeglass 2 is with 3 gluing of third eyeglass
One, in the case where the limit of external mirror head outer shell body is fixed, overall structure is reliable and stable, and rationally, imaging is clear for each lens position setting
Clear reliable and stable, imaging performance is outstanding, fast and stable of focusing, 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 (6)
1. a kind of 25mm fixed-focus industrial lens, including the first eyeglass, the second eyeglass, third eyeglass, the 4th eyeglass, the 5th eyeglass and
Diaphragm, the first eyeglass, the second eyeglass, third eyeglass, diaphragm, the 4th eyeglass and the 5th eyeglass periphery pass through mirror head outer shell branch
Frame carries out installation limit, it is characterised in that: the first eyeglass, the second eyeglass, third eyeglass, diaphragm, the 4th eyeglass and the 5th eyeglass
It from left to right successively laterally lays, and the first eyeglass, the second eyeglass and the 5th eyeglass are convex lens, third eyeglass and the 4th mirror
Piece is concavees lens；The left side of first eyeglass, the second eyeglass and third eyeglass is convex surface, and right side is concave surface, the
The left side of four eyeglasses is concave surface, and right side is convex surface, and the left side and right side of the 5th eyeglass are convex surface, the second eyeglass
Right side arc surface it is equal with the left side arc surface of third eyeglass, and the left end of the right side of the second eyeglass and third eyeglass
Face pairing gluing is integrated, and the right side center of first eyeglass is with the left side center distance d1 of the second eyeglass
0.145 ± 0.1mm, the right side center of third eyeglass and the lateral distance d2 of diaphragm are 3.623 ± 0.1mm, third eyeglass
The left side center distance d3 of right side center and the 4th eyeglass is 6.132 ± 0.1mm, the right side center of the 4th eyeglass with
The distance d4 at the left side center of the 5th eyeglass is 0.182 ± 0.1mm, and the pore diameter range of the diaphragm is 1.000-8.400mm.
2. a kind of 25mm fixed-focus industrial lens according to claim 1, it is characterised in that: the optical glass of first eyeglass
The trade mark is H-ZLAF90, and the diameter of the first eyeglass is 20.000 ± 0.1mm, center thickness is 3.270 ± 0.1mm, the first eyeglass
The radius of left end arc surface be 19.779 ± 0.1mm, the radius of the right end arc surface of the first eyeglass is 64.214 ± 0.1mm.
3. a kind of 25mm fixed-focus industrial lens according to claim 1, it is characterised in that: the optical glass of second eyeglass
The trade mark is H-LAK52, and the diameter of the second eyeglass is 16.000 ± 0.1mm, center thickness is 5.450 ± 0.1mm, the second eyeglass
The radius of left end arc surface is 11.164 ± 0.1mm, and the radius of the right end arc surface of the second eyeglass is 620.000 ± 0.1mm.
4. a kind of 25mm 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-ZF72, and the diameter of third eyeglass is 16.300 ± 0.1mm, center thickness is 1.550 ± 0.1mm, third eyeglass
The radius of left end arc surface is 620.000 ± 0.1mm, and the radius of the right end arc surface of third eyeglass is 6.534 ± 0.1mm.
5. a kind of 25mm 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-QK3L, and the diameter of the 4th eyeglass is 11.000 ± 0.1mm, center thickness is 1.670 ± 0.1mm, the 4th eyeglass
The radius of left end arc surface is 11.256 ± 0.1mm, and the radius of the right end arc surface of the 4th eyeglass is 20.970 ± 0.1mm.
6. a kind of 25mm fixed-focus industrial lens according to claim 1, it is characterised in that: the optical glass of the 5th eyeglass
The trade mark is H-ZLAF4LA, and the diameter of the 5th eyeglass is 11.000 ± 0.1mm, center thickness is 3.150 ± 0.1mm, the 5th eyeglass
The radius of left end arc surface be 31.742 ± 0.1mm, the radius of the right end arc surface of the 5th eyeglass is 20.863 ± 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083865.5U CN209055739U (en) | 2018-12-12 | 2018-12-12 | A kind of 25mm fixed-focus industrial lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083865.5U CN209055739U (en) | 2018-12-12 | 2018-12-12 | A kind of 25mm fixed-focus industrial lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209055739U true CN209055739U (en) | 2019-07-02 |
Family
ID=67054961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822083865.5U Active CN209055739U (en) | 2018-12-12 | 2018-12-12 | A kind of 25mm fixed-focus industrial lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209055739U (en) |
-
2018
- 2018-12-12 CN CN201822083865.5U patent/CN209055739U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A 25 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 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |