Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: an aperture; a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; a fifth lens having a negative refractive power; a sixth lens having a positive refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: 11.00?f2/f1??6.00; and 5.00?d7/d6?10.00, where f1 denotes a focal length of the first lens; f2 denotes a focal length of the second lens; d7 denotes an on-axis thickness of the fourth lens; and d6 denotes an on-axis distance from an image side surface of the third lens to an object side surface of the fourth lens.

Abstract: In one embodiment, a method includes, for each of a set of samples, receiving data input that includes dimensions of a sample area, a percentage of the sample area being viable cells, and a percentage of the sample area exhibiting necrosis. The method includes, for each of the set of samples, computing a percentage of the sample area being stroma. The method includes, for each of the set of samples, computing weighting factors. The method includes computing a weighted percentage of the set of samples being viable cells based on the computed weighting factor and percentage of the sample area being viable cells for each of the set of samples. The method includes determining that a specified condition is detected in the set of samples based on the computed weighted percentage of the set of samples being viable cells satisfying a threshold correlating with an indication of the specified condition.

Abstract: The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. The camera optical lens satisfies following conditions: ?5.00?f1/f2??1.10 and ?20.00?R3/R4??3.00, where f1 denotes a focal length of the first lens; f2 denotes a focal length of the second lens; R3 denotes a curvature radius of an object-side surface of the second lens; and R4 denotes a curvature radius of an image-side surface of the second lens. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

Abstract: The present invention discloses a camera optical lens. The camera optical lens includes, in an order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The second lens has a negative refractive power, and the third lens has a positive refractive power. The camera optical lens further satisfies the specific conditions: 0.80?f1/f?5.00 and ?11.00?R5/d5??8.00. The camera optical lens can achieve a high performance while obtaining a low TTL.

Abstract: The present application relates to the optical lens technical field and discloses a camera optical lens including, from an object side to an image side: an aperture, and a first, second, third, fourth and fifth lenses, each lens having, in sequence, a positive, negative, negative, positive and negative refractive power respectively. The camera optical lens satisfies following conditions: 1.00?f1/f?1.10; 0.40?f4/f?0.60; and 11.00?R9/R10?12.00; where mm denotes a unit of a focal length; f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f4 denotes a focal length of the fourth lens; R9 denotes a curvature radius of an object-side surface of the fifth lens; and R10 denotes a curvature radius of an image-side surface of the fifth lens. The camera optical lens both has good optical performance and meets a design requirement of big aperture, ultra-thinness and wide angle.

Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 3.50?f1/f?7.00; and ?30.00?R9/d9??10.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

Abstract: The present disclosure discloses a camera optical lens. The camera optical lens includes, in an order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The camera optical lens further satisfies following conditions: ?10.00f1/f3?1.00; 3.50R5/R620.00; where f3 denotes a focal length of the third lens; f1 denotes a focal length of the first lens; R5 denotes a curvature radius of an object side surface of the third lens; and R6 denotes a curvature radius of an image side surface of the third lens. The camera optical lens can achieve a high performance while obtaining a low TTL.

Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: an aperture; a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power; a sixth lens having a negative refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: 5.00?f4/f2?10.00; and 7.50?f3/f5?50.00, where f2 denotes a focal length of the second lens; f3 denotes a focal length of the third lens; f4 denotes a focal length of the fourth lens; and f5 denotes a focal length of the fifth lens.

Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 1.50?f1/f?3.00; and 8.50?R9/d9?12.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

Abstract: The present disclosure provides a camera optical lens including eight lenses which are, from an object side to an image side in sequence: a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a negative refractive power; a sixth lens having a positive refractive power; a seventh lens having a negative refractive power; and an eight lens having a negative refractive power; wherein the camera optical lens satisfies conditions of: 0.95?f/TTL; 3.00?f2/f?4.50; and 0.20?(R5+R6)/(R5?R6)?0.90. The camera optical lens can achieve good optical performance while meeting the design requirements for large aperture, long focal length and ultra-thinness.

Abstract: The present disclosure provides a camera optical lens including eight lenses which are, from an object side to an image side in sequence: a first lens having a positive refractive power, a second lens having a positive refractive power, a third lens having a positive refractive power, a fourth lens having a negative refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, a seventh lens having a negative refractive power, and an eighth lens having a negative refractive power; the camera optical lens satisfies conditions of: 0.95?f/TTL; 3.00?f2/f?5.00; and 3.50?(R9+R10)/(R9?R10)?30.00. The camera optical lens can achieve good optical performance while meeting the design requirements for large aperture, long focal length and ultra-thinness.

Abstract: The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens, a fifth lens and a sixth lens. The camera optical lens satisfies following conditions: 2.00?f1/f?6.00 and 5.00?R11/d11?8.00, where f1 denotes a focal length of the first lens; f denotes a focal length of the camera optical lens; R11 denotes a curvature radius of an object-side surface of the sixth lens; and d11 denotes an on-axis thickness of the sixth lens. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

Abstract: The present disclosure relates to optical lens, and provides a camera optical lens including from an object side to an image side in sequence: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a positive refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, a seventh lens having a negative refractive power, and an eighth lens having a negative refractive power; wherein the camera optical lens satisfies the following conditions: 0.95?f/TTL; ?4.00?f2/f??1.80; and 3.00?(R13+R14)/(R13?R14)?25.00. The camera optical lens can achieve good optical performance while meeting design requirements for a large aperture, a long focal length and ultra-thinness.

Abstract: The present disclosure discloses a camera optical lens including eight lenses which are, from an object-side to an-image side: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a positive refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, a seventh lens having a negative refractive power and an eight lens having a negative refractive power, which satisfies following conditions: 0.95?f/TTL; ?3.50?f2/f??1.80; and 3.00?(R9+R10)/(R9?R10)?30.00; where f denotes a focal length of the camera optical lens. The camera optical lens can achieve good optical performance while meeting the design requirement for large aperture, long focal length and ultra-thinness (in a camera optical lens with the long focal length).

Abstract: Disclosed is a camera optical lens, including nine lenses, and the nine lenses from an object side to an image side are: a first lens with a negative refractive power, a second lens with a positive refractive power, a third lens with a positive refractive power, a fourth lens with a positive refractive power, a fifth lens with a positive refractive power, a sixth lens with a negative refractive power, a seventh lens with a negative refractive power, an eighth lens with a positive refractive power and an ninth lens with a negative refractive power. The camera optical lens satisfies: ?2.00?f1/f??0.80; 2.00?d11/d12?12.00. The camera optical lens has good optical performance, and meets the design requirements of a large aperture, wide-angle and ultra-thin.

Abstract: Discloses is a camera optical including nine lenses, and the nine lenses from an object side to an image side are: a first lens with a negative refractive power, a second lens with a positive refractive power, a third lens with a positive refractive power, a fourth lens with a positive refractive power, a fifth lens with a positive refractive power, a sixth lens with a negative refractive power, a seventh lens with a negative refractive power, an eighth lens with a positive refractive power and an ninth lens with a negative refractive power. The camera optical lens satisfies: ?1.90?f1/f??0.70; 1.50?d5/d6?8.00; ?18.00?f6/f??3.00. The camera optical lens has good optical performance, and meets the design requirements of a large aperture wide-angle and ultra-thin.

Abstract: A digital encoder with a screen includes a key body, and a display assembly is configured inside the key body. The display assembly includes a display carrier assembly, display element configured on the display carrier assembly and display circuit element configured in the display carrier assembly, where one side of the display assembly is in connection with a rotating assembly movably configured on a carrier housing, and a rotary encoder sensor and pressing element are configured between the rotating assembly and carrier housing, thereby allowing the assembly of the key body to be more convenient through modulization structures, and allowing the key body to have multiple functions of display, press and rotation at the same time to increase use convenience.

Abstract: Disclosed is a camera optical lens comprising, from an object side to an image side in sequence: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; and a fourth lens having a negative refractive power; the camera optical lens satisfies: ?0.40?(R1+R2)/(R1?R2)??0.20; 1.50?(R3+R4)/(R3?R4)?2.00; 1.20?(R5+R6)/(R5?R6)?1.80; and 1.52?d3/d2?1.80; where, R1 and R2 denote central curvature radii of object and image side surfaces of the first lens respectively; R3 and R4 denote central curvature radii of object and image side surfaces of the second lens respectively; R5 and R6 denote central curvature radii of object side surface and image side surface of the third lens respectively; d2 denotes an on-axis distance from image side surface of first lens to object side surface of second lens L2; and d3 denotes an on-axis thickness of the second lens.

Abstract: A camera optical lens includes five-piece lenses, from an object side to an image side. The camera optical lens satisfies conditions of 0.65?f1/f?0.85, 1.20?(R7+R8)/(R7?R8)?1.75, ?40.00?f3/f??20.00, 0.50?d5/d6?0.80 and 1.00?d8/d9?1.30. Here f denotes a focal length of the camera optical lens, f1 denotes a focal length of the first lens, f3 denotes a focal length of the third lens, R7 denotes a curvature radius of an object-side surface of the fourth lens, R8 denotes a curvature radius of an image-side surface of the fourth lens, d5 denotes an on-axis thickness of the third lens, d6 denotes an on-axis distance from an image-side surface of the third lens to the object-side surface of the fourth lens. The camera optical lens of the present disclosure has excellent optical performances, and meanwhile can meet design requirements of a large aperture, a wide angle and ultra-thin.

Abstract: Disclosed is a camera optical lens, comprising, from an object side to an image side in sequence: a first lens having a negative refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power; the camera optical lens satisfies: ?5.00?f1/f??3.00; ?1.50?f5/f??1.00; 1.20?(R7+R8)/(R7?R8)?3.00; and 8.00?d7/d8?14.00; where, f denotes a focus length of the camera optical lens; f1 and f5 denotes focus length of the first and fifth lens respectively; R7 and R 8 denote central curvature radii of an object side surface and an image side surface of the fourth lens respectively; d7 denotes an on-axis thickness of the fourth lens; and d8 denotes an on-axis distance from the image side surface of the fourth lens to an object side surface of the fifth lens.