CN208421381U - A kind of optics profiled lens - Google Patents

Abstract

The utility model provides a kind of optics profiled lens, including ball face and aspheric face, boundary between the ball face and aspheric face forms a line of demarcation, and plane and optical axis are parallel to each other where the line of demarcation, and are separated by first distance between the line of demarcation and the center of the eyeglass.The ball face and aspheric face of the eyeglass are asymmetric setting, so that it is met more complicated imaging demand or optical path demand, have further expanded the use scope of eyeglass.

Description

A kind of optics profiled lens

Technical field

The utility model relates to pointing instrumentation technical field more particularly to a kind of optics profiled lens.

Background technique

It needs to form accurate optical path in the inside of pointing instrumentation, needs to use spherical lens or non-spherical lens in optical path Etc. important optical component, the plastic lens eyeglass of existing market is mainly ball face and aspheric component mirror substantially symmetrical about its central axis Piece, it is difficult to meet special imaging or optical path demand, so, seem very limited in the range that special imaging field is expanded.

Summary of the invention

The utility model provides a kind of optics profiled lens, overcomes the shortcomings of the prior art.

In order to solve the above-mentioned technical problem, technical solution adopted in the utility model are as follows:

A kind of optics profiled lens, including ball face and aspheric face, the boundary between the ball face and aspheric face A line of demarcation is formed, plane and optical axis are parallel to each other where the line of demarcation, and phase between the line of demarcation and the center of the eyeglass Every first distance.

Preferably, the size of the first distance is 1.2-1.6mm.

It is highly preferred that the size of the first distance is 1.475mm.

Further, the ball face has a ball face concave surface and ball face convex surface, and the aspheric face is non-with one Ball face concave surface and aspheric face convex surface, the ball face concave surface and aspheric face concave surface are in the same side of eyeglass, the spherical surface Portion convex surface and aspheric face convex surface are in the same side of eyeglass；The ball face concave surface spherical radius size is 51-53mm, the ball The spherical radius size on facial convex surface is 52-54mm.

Preferably, the ball face concave surface spherical radius size is 52.00mm, and the spherical radius on the ball face convex surface is big Small is 53.04mm.

Preferably, aspheric face concave surface and aspheric face convex surface meet following aspherical equation formula respectively:

Y represents the radial coordinate value of vertical lens optical axis, and it along optical axis direction is highly being y's that Z, which is the non-spherical lens, When position, away from non-spherical lens vertex apart from rise, c=1/R, R indicate the curvature half at corresponding non-spherical lens face type center Diameter, k indicate circular cone coefficient, and parameter A, B, C, D, E, F, G are respectively high order aspheric surface coefficient.

More preferably above-mentioned aspherical equation formula parameter R, K, A, B, C, D, E, F, G meet the following conditions:

R

k

A

B

C

D

E

F

G

Aspheric face concave surface

53.04

-0.989

6.88E-04

-4.30E-04

4.97E-05

-1.09E-06

3.82E-07

0.00E+00

-1.84E-08

Aspheric face convex surface

-52

-1

-4.75E-03

-1.19E-04

-3.08E-03

2.19E-04

2.79E-06

-1.06E-05

-2.06E-05

Wherein A, B, C, D, E, F, G use scientific notation, and the negative sign "-" before R is represented as convex surface.

Preferably, the ball face and aspheric face are integrally formed.

Preferably, the eyeglass is plastic lens.

The utility model provides a kind of optics profiled lens, including ball face and aspheric face, the ball face and aspheric Boundary between face forms a line of demarcation, and plane and optical axis are parallel to each other where the line of demarcation, and the line of demarcation and the mirror It is separated by first distance between the center of piece.The ball face and aspheric face of the eyeglass are asymmetric setting, keep its satisfaction more multiple Miscellaneous imaging demand or optical path demand, has further expanded the use scope of eyeglass.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of optics profiled lens of the utility model.

Specific embodiment

With reference to the accompanying drawing, the embodiments of the present invention is specifically illustrated, attached drawing is only for reference and illustrates use, not structure The limitation of pairs of the utility model patent protection scope.

As shown in Figure 1, the figure illustrates the side structure of eyeglass, it is specific as follows: a kind of optics profiled lens, including spherical surface Portion 1 and aspheric face 2, the boundary between the ball face 1 and aspheric face 2 form a line of demarcation 3, put down where the line of demarcation 3 Face is parallel to each other with optical axis, and is separated by first distance between the line of demarcation 3 and the center of the eyeglass, specifically, this first away from From size can be 1.2-1.6mm.In the present embodiment, the size of the first distance is 1.475mm.

The ball face 1 has a ball face concave surface 11 and ball face convex surface 12, and the aspheric face 2 is aspherical with one Portion concave surface 21 and aspheric face convex surface 22, the ball face concave surface 11 and aspheric face concave surface 21 are described in the same side of eyeglass Ball face convex surface 12 and aspheric face convex surface 22 are in the same side of eyeglass；The 11 spherical radius size of ball face concave surface is 51- 53mm, the spherical radius size on the ball face convex surface 12 are 52-54mm.In the present embodiment, 11 spherical surface of ball face concave surface Radius size is 52.00mm, and the spherical radius size on the ball face convex surface 12 is 53.04mm.

Aspheric face concave surface 21 and aspheric face convex surface 22 are all aspherical, and aspheric face concave surface 21 and aspherical Portion convex surface 22 meets following aspherical equation formula respectively:

Y represents the radial coordinate value of vertical lens optical axis, and it along optical axis direction is highly being y's that Z, which is the non-spherical lens, When position, away from non-spherical lens vertex apart from rise, c=1/R, R indicate the curvature half at corresponding non-spherical lens face type center Diameter, k indicate circular cone coefficient, and parameter A, B, C, D, E, F, G are respectively high order aspheric surface coefficient.

More preferably above-mentioned aspherical equation formula parameter R, K, A, B, C, D, E, F, G meet the following conditions:

R

k

A

B

C

D

E

F

G

Aspheric face concave surface

53.04

-0.989

6.88E-04

-4.30E-04

4.97E-05

-1.09E-06

3.82E-07

0.00E+00

-1.84E-08

Aspheric face convex surface

-52

-1

-4.75E-03

-1.19E-04

-3.08E-03

2.19E-04

2.79E-06

-1.06E-05

-2.06E-05

Wherein A, B, C, D, E, F, G use scientific notation, and the negative sign "-" before R is represented as convex surface.

In the present embodiment, the ball face 1 is integrally formed with aspheric face 2.

The eyeglass that the present embodiment is taken is plastic lens.

Above disclosed is only the preferred embodiment of the utility model, and the right of the utility model cannot be limited with this Protection scope, therefore equivalent variations made according to the patent scope of the utility model still belong to the model that the utility model is covered It encloses.

Claims (9)

1. a kind of optics profiled lens, it is characterised in that: including ball face and aspheric face, the ball face and aspheric face Between boundary form a line of demarcation, plane where the line of demarcation and optical axis are parallel to each other, and the line of demarcation in the eyeglass It is separated by first distance between the heart.

2. a kind of optics profiled lens according to claim 1, it is characterised in that: the size of the first distance is 1.2- 1.6mm。

3. a kind of optics profiled lens according to claim 2, it is characterised in that: the size of the first distance is 1.475mm。

4. a kind of optics profiled lens according to claim 1, it is characterised in that: the ball face has a ball face recessed Face and ball face convex surface, the aspheric face have an aspheric face concave surface and aspheric face convex surface, the ball face concave surface with Aspheric face concave surface is in the same side of eyeglass, and the ball face convex surface and aspheric face convex surface are in the same side of eyeglass；The ball Facial concave surface spherical radius size is 51-53mm, and the spherical radius size on the ball face convex surface is 52-54mm.

5. a kind of optics profiled lens according to claim 4, it is characterised in that: ball face concave surface spherical radius is big Small is 52.00mm, and the spherical radius size on the ball face convex surface is 53.04mm.

6. a kind of optics profiled lens according to claim 4, it is characterised in that: aspheric face concave surface and aspherical Portion convex surface meets following aspherical equation formula respectively:

Y represents the radial coordinate value of vertical lens optical axis, and it along optical axis direction is highly being the position of y that Z, which is the non-spherical lens, When, away from non-spherical lens vertex apart from rise, c=1/R, R indicate the radius of curvature at corresponding non-spherical lens face type center, k Indicate circular cone coefficient, parameter A, B, C, D, E, F, G are respectively high order aspheric surface coefficient.

7. a kind of optics profiled lens according to claim 6, it is characterised in that: above-mentioned aspherical equation formula parameter R, K, A, B, C, D, E, F, G meet the following conditions:

R k A B C D E F G Aspheric face concave surface 53.04 -0.989 6.88E-04 -4.30E-04 4.97E-05 -1.09E-06 3.82E-07 0.00E+00 -1.84E-08 Aspheric face convex surface -52 -1 -4.75E-03 -1.19E-04 -3.08E-03 2.19E-04 2.79E-06 -1.06E-05 -2.06E-05

Wherein A, B, C, D, E, F, G use scientific notation, and the negative sign "-" before R is represented as convex surface.

8. a kind of optics profiled lens according to claim 1, it is characterised in that: the ball face and aspheric face one Molding.

9. a kind of optics profiled lens according to claim 1, it is characterised in that: the eyeglass is plastic lens.