JPS62158623U - - Google Patents
Info
- Publication number
- JPS62158623U JPS62158623U JP2625086U JP2625086U JPS62158623U JP S62158623 U JPS62158623 U JP S62158623U JP 2625086 U JP2625086 U JP 2625086U JP 2625086 U JP2625086 U JP 2625086U JP S62158623 U JPS62158623 U JP S62158623U
- Authority
- JP
- Japan
- Prior art keywords
- diffraction grating
- pick
- spring
- support structure
- hollow part
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の回折格子支持構造の一実施例
を示す断面図で第３図におけるＡ部に対応するも
の、第２図は第１図の左側面図、第３図は本考案
および従来例の両者に共通する光ピツクアツプの
概略構成図、第４図は従来例を示す断面図で第１
図と同じく第３図におけるＡ部に対応するもの、
第５図は第４図の左側面図である。
１…ピツクアツプ枠体、１ａ…中空部、２…半
導体レーザ、３…回折格子、１２…レーザホルダ
、１５…スプリング、１６…ストツパ。
FIG. 1 is a sectional view showing one embodiment of the diffraction grating support structure of the present invention, which corresponds to section A in FIG. 3, FIG. 2 is a left side view of FIG. 1, and FIG. Fig. 4 is a schematic configuration diagram of an optical pickup common to both conventional examples, and Fig. 4 is a sectional view showing the conventional example.
Similar to the figure, the one corresponding to part A in Figure 3,
FIG. 5 is a left side view of FIG. 4. DESCRIPTION OF SYMBOLS 1...Pickup frame body, 1a...Hollow part, 2...Semiconductor laser, 3...Diffraction grating, 12...Laser holder, 15...Spring, 16...Stopper.
Claims (1)
ーザとともに回折格子を収容し、この回折格子を
スプリングにより中空部の奥端側に圧着するよう
にした光ピツクアツプの回折格子支持構造におい
て、前記半導体レーザを囲んで環状をなし前記ス
プリングの反力を受けるストツパをピツクアツプ
枠体側に固定したことを特徴とする光ピツクアツ
プの回折格子支持構造。 In a diffraction grating support structure for an optical pick-up, a diffraction grating is housed together with a semiconductor laser in a hollow part formed in a pick-up frame body, and the diffraction grating is pressed against the inner end side of the hollow part by a spring. A diffraction grating support structure for an optical pick-up, characterized in that a stopper which is annular and receives the reaction force of the spring is fixed to the pick-up frame side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2625086U JPS62158623U (en) | 1986-02-25 | 1986-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2625086U JPS62158623U (en) | 1986-02-25 | 1986-02-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62158623U true JPS62158623U (en) | 1987-10-08 |
Family
ID=30827156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2625086U Pending JPS62158623U (en) | 1986-02-25 | 1986-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62158623U (en) |
-
1986
- 1986-02-25 JP JP2625086U patent/JPS62158623U/ja active Pending