초록 ▼

A lens module assembly and an imaging system are disclosed. The imaging system includes the lens module assembly and an image sensor received in the assembly. The lens module assembly includes a lens module, and a temperature regulator disposed on the lens module. The temperature regulator is confi

A lens module assembly and an imaging system are disclosed. The imaging system includes the lens module assembly and an image sensor received in the assembly. The lens module assembly includes a lens module, and a temperature regulator disposed on the lens module. The temperature regulator is configured for keeping temperature of the lens module within a predetermined range so as to ensure image quality of the lens module.

대표청구항 ▼

What is claimed is: 1. A lens module assembly comprising: a lens module comprising a lens barrel and a lens holder threadedly receiving the lens barrel therein; and a temperature regulator disposed on and around a selected one of an outer wall of the lens barrel, the lens holder, and a combination

What is claimed is: 1. A lens module assembly comprising: a lens module comprising a lens barrel and a lens holder threadedly receiving the lens barrel therein; and a temperature regulator disposed on and around a selected one of an outer wall of the lens barrel, the lens holder, and a combination of the outer wall of the lens barrel and the lens holder, the temperature regulator being configured for keeping temperature of the lens module within a predetermined range so as to ensure image quality of the lens module. 2. The lens module assembly as claimed in claim 1, wherein the temperature regulator comprises a heating member selected from the group consisting of: an electronic heater, a heating sheet, and a heating conduit. 3. The lens module assembly as claimed in claim 2, wherein the heating member is an electronic heater and the electronic heater comprises a plurality of resistors coiled around the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder. 4. The lens module assembly as claimed in claim 2, wherein the heating member is a heating sheet and the heating sheet is attached to the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder. 5. The lens module assembly as claimed in claim 2, wherein the heating member is a heating conduit and the heating conduit is a snake-shaped conduit coiled around the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder, an amount of liquid media circulating in the heating conduit to exchange heat with the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder. 6. The lens module assembly as claimed in claim 1, wherein the predetermined temperature range is from about 20° C. to about 60° C. 7. The lens module assembly as claimed in claim 1, further comprising a temperature sensor electrically connected to the temperature regulator and thermally coupled to the lens module, the temperature sensor being configured for detecting the temperature of the lens module and transmitting an operating instruction to the temperature regulator based on the detected temperature of the lens module. 8. The lens module assembly as claimed in claim 1, wherein the lens barrel and the lens holder are made of thermally conductive material selected from the group consisting of: copper, aluminum, carbon fiber, and polymer doped with thermally conductive metal. 9. An imaging system comprising: a lens module comprising a lens barrel and a lens holder threadedly receiving the lens barrel therein; a temperature regulator disposed on and around a selected one of an outer wall of the lens barrel, the lens holder, and a combination of the outer wall of the lens barrel and the lens holder, the temperature regulator being configured for maintaining a temperature of the lens module in a predetermined range so as to ensure image quality of the lens module; and an image sensor disposed adjacent to the lens module. 10. The imaging system as claimed in claim 9, wherein the temperature regulator includes a heating member selected from the group consisting of: an electronic heater, a heating sheet, and a heating conduit. 11. The imaging system as claimed in claim 10, wherein the heating member is an electronic heater and the electronic heater comprises a plurality of resistance coils coiled around the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder. 12. The imaging system as claimed in claim 10, wherein the heating member is a heating sheet and the heating sheet is attached to the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder. 13. The imaging system as claimed in claim 10, wherein the heating member is a heating conduit and the heating conduit is a snake-shaped conduit coiled around the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder, an amount of liquid media circulating in the heating conduit to exchange heat with the selected one of the outer wall of the lens barrel, the lens holder, and the combination of the outer wall of the lens barrel and the lens holder. 14. The imaging system as claimed in claim 9, wherein the predetermined temperature range is from about 20° C. to about 60° C. 15. The imaging system as claimed in claim 9, further comprising a temperature sensor electrically connected to the temperature regulator and thermally coupled to the lens module, the temperature sensor being configured for detecting the temperature of the lens module and transmitting an operating instruction to the temperature regulator based on the detected temperature of the lens module. 16. The imaging system as claimed in claim 9, wherein the image sensor is one of a charge-coupled device and a complementary metal-oxide semiconductor. 17. A lens module assembly comprising: a lens module comprising a lens barrel and a lens holder threadedly receiving the lens barrel therein; and a temperature regulator disposed on the lens module, the temperature regulator being configured for keeping temperature of the lens module within a predetermined range so as to ensure image quality of the lens module; wherein the temperature regulator comprises a heating member selected from the group consisting of an electronic heater and a heating conduit, the electronic heater comprises a plurality of resistors coiled around the lens module, the heating conduit is a snake-shaped conduit coiled around the lens module with an amount of liquid media circulating in the heating conduit to exchange heat with the lens module. 18. The lens module assembly as claimed in claim 17, further comprising a temperature sensor electrically connected to the temperature regulator and thermally coupled to the lens module, the temperature sensor being configured for detecting the temperature of the lens module and transmitting an operating instruction to the temperature regulator based on the detected temperature of the lens module. 19. The lens module assembly as claimed in claim 17, wherein the lens barrel and the lens holder are made of thermally conductive material selected from the group consisting of copper, aluminum, carbon fiber, and polymer doped with thermally conductive metal.