Download Leading Optics M13VD246IR camera lense
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Mega Pixel Lenses 2012 An Innovative Dedicator for Industrial Lenses Founded in September of 2002, Xiamen Leading Optics Co., Ltd. is a Hi-tech intensive enterprise with the best combination of technology, manufacturing, marketing and management. As one of the leading designers and manufacturers of camera lenses, Xiamen Leading Optics Co., Ltd. owns production facilities of 30,000 square meters, and more than 400 employees. With strong R&D ability, advanced production equipment and strict QC system, we extend our lens family into a wide range and cover image formats from 1/9” up to 4/3”. Besides the lenses for regular VGA cameras for general security application, we keep launching new lens models for high-definition cameras in other various applications, including Day & Night security, IP surveillance, Panoramic security, Video conferencing/ Telepresence, Motion capture, Recognition, FA / Machine vision, Automotive, Medical, etc. With innovative designs, we are proud that some of our new lenses have outperformed our global competitors’ similar lenses. We are now one of the top lens suppliers for major camera makers worldwide. We aim at pursuing high quality standards, offering our clients with high cost performance lenses and timely services, and keep dedicating to provide solutions for custom lenses inquiries in cost-effective and time-effective ways. OEM and ODM business are warmly welcomed. Content Mega-Pixel Lens 1/2” Vari-Focal Lens (IR Mega) 1/2” Mono-Focal Lens (IR Mega) 1/3” Vari-Focal Lens (IR Mega) 1/3” Mono-Focal Lens (IR Mega) 1 1 2 3 5 Non Distortion Lens (IR Mega) 7 Fisheye Lens (IR Mega) 8 ITS Lens (IR Mega) 9 FA / Machine Vision Lens (Mega) 10 1/3” Vari-Focal Lens (VGA) 10 Model Name Coding Rule 11 Terminology 12 1/2" Vari-Focal Lens (IR Mega) ●Ultra-high resolution up to 5 Mega-pixel ●IR-correction for Day & Night surveillance ●Manual, DC auto iris for option ●Compact design for Dome and Box cameras ●Glass elements and metal housing HOT 1/2" Vari-Focal Lens (IR Mega) Model No. Image Size (inch) Focal Length (mm) Max. Aperture Ratio Mount 1/1.8" 1/2" 1/2.5" 1/3" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) 1/1.8" 1/2" 1/2.5" 1/3" Back Focal Length (mm) Horizontal Angle of View (°) Dimensions (Φ×L×W)mm Iris Weight (g) NEW M12VM4510IR 1/2" 4.5 - 10 1:1.6 CS M12VM412IR 1/2" 4.0 - 12 1:1.4 CS M12VM816IR 1/2" 8.0 - 16 1:1.6 CS M12VM1040IR 1/2" 10 - 40 1:1.6 CS M12VM1240IR 1/2" 12 - 40 1:1.8 CS M125VM3312IR 1/2.5" 3.3 - 12 1:1.6 CS 80.5 - 37 68.5 - 34 57 - 28 6.79 - 11.8 33 x 39.7 Manual 80.5 86 - 36 76 - 31.5 63 - 26 6.97 - 12.75 33 x 45.8 Manual 85.2 50 - 26 40 - 20.5 34 - 18 7.81 - 12.1 33 x 47.2 Manual 89.9 36 - 10 32 - 8.3 26 - 6.9 7.73 - 9.82 40 x 71.8 Manual 155.6 34 - 12 26.5 - 9 22 - 7 6.64 - 9.4 33 x 51.5 Manual 96.1 93.5 - 32 76 - 26.5 6.49 - 13.94 30.5 x 33.4 Manual 57.8 HOT Model No. Image Size (inch) Focal Length (mm) Max. Aperture Ratio Mount HOT HOT NEW M12VD4510IR 1/2" 4.5 - 10 1:1.6 CS M12VD412IR 1/2" 4.0 - 12 1:1.4 CS M12VD816IR 1/2" 8.0 - 16 1:1.6 CS M12VD1040IR 1/2" 10 - 40 1:1.6 CS M12VD1240IR 1/2" 12 - 40 1:1.8 CS M125VD3310IR 1/2.5" 3.3 - 10 1:1.4 CS 80.5 - 37 68.5 - 34 57 - 28 6.79 - 11.8 32 x 38.2 x 45.6 Auto(DC) 76.7 86 - 36 76 - 31.5 63 - 26 6.97 - 12.75 38 x 45.8x 45.6 Auto(DC) 82.1 50 - 26 40 - 20.5 34 - 18 7.81 - 12.1 38 x 47.2 x 45.6 Auto(DC) 84.5 36 - 10 32 - 8.3 26 - 6.9 7.73 - 9.82 44 x 71.8 x 50.6 Auto(DC) 155.5 34 - 12 26.5 - 9 22 - 7 6.64 - 9.4 38 x 51.5 x 45.6 Auto(DC) 99.1 93.5 - 39 76 - 31 6.49 - 11.73 39 x 33.8 x 45.5 Auto(DC) 1 1/2" Mono-Focal Lens (IR Mega) ●Multi-mega pixels for 1/2”, 1/2.5’’ and 1/1.8” image format cameras ●IR-correction for Day & Night surveillance ●Super-wide HFOV up to 138° ●Mount option: CS / M12 x 0.5 NEW 1/1.8" 1/2" 1/2.5" 1/3" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) M118B029520IR 1/1.8" 2.95 1:2.0 M12 x 0.5 138 125 M118B0418IR 1/1.8" 4 1:1.8 M12 x 0.5 101 91.5 M12B0616IR 1/2" 6 1:1.6 M12 x 0.5 65 M12B0816IR 1/2" 8 1:1.6 M12 x 0.5 48 M12B1216IR 1/2" 12 1:1.6 M12 x 0.5 31 M12B1616IR 1/2" 16 1:1.6 M12 x 0.5 19.7 93 7.85 25 x 26 Fixed 15.2 69 8 24 x 23.2 Fixed 21.3 48 8.73 14 x 15.1 Fixed 5 35.5 35 5 5.4 14 x 17.7 Fixed 7 23 6.54 14 x 15.3 Fixed 5.1 16 6.59 18 x 15.7 Fixed 6.5 NEW Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1/1.8" 1/2" 1/2.5" 1/3" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) 1/2" Mono-Focal Lens (IR Mega) Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount NEW M118F029520IR 1/1.8" 2.95 1:2.0 CS 138 125 M118F0418IR 1/1.8" 4 1:1.8 CS 101 91.5 M12F0616IR 1/2" 6 1:1.6 CS 65 M12F0816IR 1/2" 8 1:1.6 CS 48 M12F1216IR 1/2" 12 1:1.6 CS 31 M12F1616IR 1/2" 16 1:1.6 CS 19.7 93 7.85 28 x 21.2 Fixed 39.8 69 8 30 x 17.5 Fixed 40.2 48 8.73 30 x 15.9 Fixed 29.4 35.5 35 5 5.4 30 x 14.3 Fixed 28.9 23 6.54 30 x 14.2 Fixed 27.9 16 6.59 30 x 15.2 Fixed 29.4 2 M125F03518IR 1/2.5" 3.5 1:1.8 CS 96 80.4 80 4 6.24 30 x 15.6 Fixed 38.7 1/3" Vari-Focal Lens (IR Mega) ●Multi-mega pixels ●IR-correction for Day & Night surveillance ●Manual, DC auto iris for option ●Glass elements and metal housing NEW 1/3" Vari-Focal Lens (IR Mega) Model No. Image Size (inch) Focal Length (mm) Max. Aperture Ratio Mount 1/2.7" 1/3" 1/3.2" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) M13VM246IR 1/3" 2.4 - 6.0 1:1.6 CS M13VM2810IR 1/3" 2.8 - 10 1:1.4 CS M13VM2812IR 1/3" 2.8 - 12 1:1.4 CS M13VM309IR 1/3" 3.0 - 9.0 1:1.4 CS M13VM615IR 1/3" 6.0 - 15 1:1.6 CS M13VM1230IR 1/3" 12 - 30 1:1.6 CS M13VM550IR 1/3" 5.0 - 50 1:1.6 CS 112 - 47 90 - 25 94 - 25 75 - 32.5 44 - 19 23 - 9.9 50 - 5.7 80 - 35 6.21 - 10.49 32 .5 x 37.1 Manual 70.8 68 - 19 6.02 - 13.94 30.5 x 36.2 Manual 59.5 69 - 19 7.8 - 16.7 40.8 x 60.7 Manual 148.2 56 - 24 24.5 5 6.49 - 11.73 30.5 x 33.4 Manual 57.6 34 - 14 14.2 2 11.89 - 18.49 32 x 56.7 Manual 101.1 17 - 7 7.4 4 7.46 - 13.25 33 x 58.8 Manual 93.2 36 5 - 4 36.5 4.3 3 7.57 - 11.87 45 x 65.4 Manual 163.5 NEW Model No. Image Size (inch) Focal Length (mm) Max. Aperture Ratio Mount 1/2.7" 1/3" 1/3.2" 1/4" Back Focal Length (mm) Horizontal Angle of View (°) Dimensions (Φ×L×W)mm Iris Weight (g) HOT HOT M13VD246IR 1/3" 2.4 - 6.0 1:1.6 CS M13VD2810IR 1/3" 2.8 - 10 1:1.4 CS M13VD2812IR 1/3" 2.8 - 12 1:1.4 CS M13VD309IR 1/3" 3.0 - 9.0 1:1.4 CS M13VD615IR 1/3" 6.0 - 15 1:1.6 CS M13VD1230IR 1/3" 12 - 30 1:1.6 CS M13VD550IR 1/3" 5.0 - 50 1:1.6 CS 112 - 47 90 - 25 94 - 25 75 - 32.5 44 - 19 23 - 9.9 50 - 5.7 80 - 35 6.21 - 10.48 39 x 39 x 45.5 Auto (DC) 77 68 - 19 69 - 19 56 - 24 24.5 5 34 - 14 14.2 2 17 - 7 7.4 4 36 5 - 4 36.5 4.3 3 6.02 - 13.94 7.82 - 16.7 6.49 - 11.73 11.89 - 18.49 7.46 - 13.25 7.57 - 11.87 39 x 36.3 x 45.5 45 x 60.7 x 51.6 39 x 33.8 x 45.5 32 x 56.7 x 45.6 33 x 58.8 x 45.6 45 x 65.4 x 50.6 Auto (DC) Auto (DC) Auto (DC) Auto (DC) Auto (DC) Auto (DC) 70.7 127.4 67.3 106.2 94.1 168 3 1/3" Vari-Focal Lens (IR Mega) 1/2.7" 1/3" 1/3.2" 1/4" Back Focal Length (mm) Horizontal Angle of View (°) Dimensions (Φ×L×W)mm Iris Weight (g) M13BF246IR 1/3" 2.4 - 6.0 1:1.6 M12 x 0.5 M13BF312IR 1/3" 3.0 - 12 1:1.4 M12 x 0.5 M13BD246IR 1/3" 2.4 - 6.0 1:1.6 M12 x 0.5 M13BD312IR 1/3" 3.0 - 12 1:1.4 M12 x 0.5 112 - 47 75 - 25 112 - 47 75 - 25 80 - 35 6.21 - 10.49 32 x 35.8 Fixed 51.6 56 - 19 19.5 5 6.49 - 13.94 27 x 32.1 Fixed 32.7 80 - 35 56 - 19 19.5 5 6.21 - 10.49 6.49 - 13.94 32 x 35.8 x 36.6 29 x 32.1 x 35.1 Auto (DC) Auto (DC) 54.2 36 Option: IR cut switcher 4 1/3" Vari-Focal Lens (IR Mega) Model No. Image Size (inch) Focal Length (mm) Max. Aperture Ratio Mount 1/3" Mono-Focal Lens (IR Mega) ●Multi-mega pixels for 1/3”, 1/2.7’’cameras ●Compact design popular for Dome and Bullet ●IR-correction for Day & Night surveillance ●IR cut option ●Mount option: CS / M12 x 0.5 Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1/3" Mono-Focal Lens (IR Mega) 1/2.7" 1/3" 1/3.2" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Iris Operation Weight (g) Horizontal Angle of View (°) Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1/2.7" 1/3" 1/3.2" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Iris Operation Weight (g) Horizontal Angle of View (°) NEW NEW M127B02820IR 1/2.7" 2.8 1:2.0 M12 x 0.5 110 100 M127B0818IR 1/2.7" 8 1:1.8 M12 x 0.5 44 36 73.8 73 8 6.38 15 x 15.1 Fixed 7.1 HOT NEW M13B02420IR 1/3" 2.4 1:2.0 M12 x 0.5 M13B02820IR 1/3" 2.8 1:2.0 M12 x 0.5 M13B03618IR 1/3" 3.6 1:1.8 M12 x 0.5 104 98 77 6.59 14 x 18.1 Fixed 6.1 81 4.56 15 x 12.3 Fixed 5.9 73 5.29 14 x 16.7 Fixed 6.6 56 6.59 14 x 16.6 Fixed 6.1 M13B04218IR 1/3" 4.2 1:1.8 M12 x 0.5 M13B0618IR 1/3" 6 1:1.8 M12 x 0.5 M13B0818IR 1/3" 8 1:1.8 M12 x 0.5 M13B1218IR 1/3" 12 1:1.8 M12 x 0.5 M13B1618IR 1/3" 16 1:1.8 M12 x 0.5 71 48 35.5 22.7 16.4 50 7.21 14 x 16.2 Fixed 6.5 35 8.75 14 x 14.7 Fixed 5.9 26 5.4 14 x 17.4 Fixed 6.5 17 6.54 14 x 15.5 Fixed 6.3 12 5 12.5 6.59 14 x 15.8 Fixed 6.1 5 1/3" Mono-Focal Lens (IR Mega) NEW Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1/2.7" 1/3" 1/3.2" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Iris Operation Weight (g) Horizontal Angle of View (°) M127F02820IR 1/2.7" 2.8 1:2.0 CS 110 100 M127F0818IR 1/2.7" 8 1:1.8 CS 44 36 M13F02820IR 1/3" 2.8 1:2.0 CS M13F03618IR 1/3" 3.6 1:1.8 CS M13F04218IR 1/3" 4.2 1:1.8 CS 98 77 71 73 6.38 30 x 10.6 Fixed 25.5 6.59 30 x 16.7 Fixed 32.7 73 5.29 30 x 11.6 Fixed 25.7 56 6.59 30 x 14.2 Fixed 30.8 50 7.21 30 x 14.5 Fixed 31.1 M13F0618IR 1/3" 6 1:1.8 CS M13F0818IR 1/3" 8 1:1.8 CS M13F1218IR 1/3" 12 1:1.8 CS M13F1618IR 1/3" 16 1:1.8 CS 48 35.5 22.7 16.4 35 8.75 30 x 14.9 Fixed 30.7 26 5.4 30 x 14.5 Fixed 31.2 17 6.54 30 x 14 Fixed 30.5 12 5 12.5 6.59 30 x 14.7 Fixed 31.7 6 1/3" Mono-Focal Lens (IR Mega) 1/2.7" 1/3" 1/3.2" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Iris Operation Weight (g) Horizontal Angle of View (°) HOT NEW Non Distortion Lens (IR Mega) ●Super-low distortion ●High resolution compatible with 1.3-3Mega-pixel cameras ●Broad band cofocal design suitable for both Visible and NIR applications ●Compact design ideal for integration ●Cost-effective for recognition applications Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1/1.8" 1/2.5" 1/3" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) Non Distortion Lens (IR Mega) N118B05518IR 1/1.8" 5.5 1:1.8 M12 x 0.5 64.5 55.3 47 35 6.87 24 x 23.3 Fixed 15.7 N118B0818IR 1/1.8" 8 1:1.8 M12 x 0.5 47.2 43 32.5 24.1 9.82 24 x 22.8 Fixed 37.1 N118F0818IR 1/1.8" 8 1:1.8 CS 47.2 43 32.5 24.1 9.92 30 × 18.9 Fixed 39 N125B03518IR 1/2.5" 3.5 1:1.8 M12 x 0.5 84 68 53.4 5.99 24 x 19 Fixed 13.5 N13B04516IR 1/3" 4.5 1:1.6 M12 x 0.5 57 44 6.14 22 x 22 Fixed 12.7 N13B03516IR 1/3" 3.5 1:1.6 M12 x 0.5 68 52 5.99 22 x 21.5 Fixed 14.9 NEW Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1/1.8" 1/2.5" 1/3" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) N125B04518IR 1/2.5" 4.5 1:1.8 M12 x 0.5 66 57 44 6.14 24 x 22.8 Fixed 16.1 N125F06218IR 1/ 2.5" 6 .2 1:1.8 CS 47 41 7.02 30 x 19.96 Fixed 14.4 7 Fisheye Lens (IR Mega) ●Super-wide angle with FOV>185°for panoramic surveillance ●Sharp image quality for multi-mega pixels cameras ●Suitable for various image formats, i.e., 1/3.2’’, 1/3”, 1/2.5”, 1/2” etc ●IR cut option NEW Model No. Image Size (inch) Image Height (mm) Focal Length (mm) Aperture Ratio Mount 1/2" 1/3" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) () F132B0119IR 1/3.2" 3.24 1.19 1:2.0 M12 x 0.5 185 185 6.44 25 x 26.2 Fixed 17.6 F13B0125IR 1/3" 3.44 1.25 1:2.0 M12 x 0.5 185 185 6.44 25 x 28.6 Fixed 19 F13B0147IR 1/3" 3.6 1.47 1:2.0 M12 x 0.5 195 185 4.57 25 x 24.3 Fixed 11.3 F125B0137IR 1/2.5" 4.15 1.37 1:2.0 M12 x 0.5 183 183 6.11 28 x 28.6 Fixed 23.1 F12B0155IR 1/2" 4.6 1.55 1:2.0 M12 x 0.5 185 185 136 6.43 28 x 26.6 Fixed 24.1 F13B02IR 1/3" 2 1:2.0 M12 x 0.5 147 102 5 102.5 6.17 32.5 x 25.1 Fixed 20.4 Fisheye Lens (IR Mega) Model No. Image Size (inch) Image Height (mm) Focal Length (mm) Max. Aperture Ratio Mount 1/2" 1/3" 1/4" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Weight (g) Horizontal Angle of View (°) () F12FM014IR 1/2" 4.6 1.4 1:1.4 CS 182 182 144 6.86 44 x 46.8 Manual 127.8 8 ITS Lens (Mega) ●Ultra-high resolution of 5 Mega-pixel ●Low distortion image quality with good corner brightness ●Large image format for ITS and standard surveillance applications ●Precise iris scales for aperture adjustment ●Manual iris and DC auto iris types available ●Popular for ANPR (LPR) applications NEW Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1" 2/3" 1/1.8" 1/2" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Iris Operation Weight (g) Horizontal Angle of View (°) M118FM0616C M118FM0816C 1/1.8" 1/1.8" 6 8 1.6 - 16C 1.6 - 16C C C M23FM1216C 2/3" 12 1.6 - 16C C M23FM1616C 2/3" 16 1.6 - 16C C M23FM2518C 2/3" 25 1.8 - 16C C M23FM3520C 2/3" 35 2.0 - 16C C M23FM5025C 2/3" 50 2.5 - 16C C ITS Lens (Mega) M11FM7528C 1" 75 2.8 - 16C C 9.2 6.4 5.2 4.1 14.67 40 x 63.4 Manual 162.4 60 54.6 7.89 32 x 45.3 Manual 89.6 46 41.6 9.2 32 x 41.1 Manual 84 39 32.6 29 7.99 32 x 40.1 Manual 85.6 29.5 24 21.7 10.16 33.5 x 41.9 Manual 93.3 19 15.2 13.8 9.73 33.5 x 28.7 Manual 62.7 14.8 11.4 10.3 10.98 33.5 x 31.6 Manual 66.4 9.7 8.2 7.4 18.25 33 x 43.9 Manual 86.1 M118FD0616 1/1.8" 6 1.6 - 16C CS M118FD0818 1/1.8" 8 1.8 - 16C CS M23FD1216 2/3" 12 1.6 - 16C CS M23FD1616 2/3" 16 1.6 - 16C CS M23FD2518 2/3" 25 1.8 - 16C CS M23FD3520 2/3" 35 2.0 - 16C CS M23FD5025 2/3" 50 2.5 - 16C CS 60 53.5 7.89 46 41.5 9.2 39 32.6 29 7.99 29.5 24 21.7 10.16 19 15.2 13.8 9.73 14.8 11.4 10.3 10.98 9.7 7.9 7 18.25 M11FD7528C 1" 75 2.8 - 16C C 9.2 6.4 5.2 4.9 14.67 32 x 51.3 x 41.4 32 x 45.3 x 41.4 32 x 44.3 x 41.4 32 x 46.8 x 41.4 32 41.4 32xx39.5 36 xx41.4 32 x 43.5 x 41.4 32 x 49.4 x 41.4 40 x 63.4 x 45.4 Auto (DC) 108.2 Auto (DC) 95.7 Auto (DC) 98.6 Auto (DC) 103.7 Auto (DC) 74.5 Auto (DC) 77.8 Auto (DC) 94.7 Auto (DC) NEW Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount 1" 2/3" 1/1.8" 1/2" Back Focal Length (mm) Dimensions (Φ×L)mm Iris Iris Operation Weight (g) Horizontal Angle of View (°) 9 154 FA / Machine Vision Lens (Mega) ●Image format of 1/1.8”,2/3” and 1” ; focal length from 6mm to 75mm ●High resolution of 3-5 mega pixels ●Super-low distortion ●Precise iris and focus scales for adjustment ●Locking sets for focus and iris to prevent movement caused by vibration or shock Model No. Image Size (inch) Focal Length (mm) Aperture Ratio Mount MV118FM08C 1/1.8" 8 1.4 - 16C C MV23FM12C 2/3" 12 1.6 - 16C C MV23FM16C 2/3" 16 1.6 - 16C C MV23FM25C 2/3" 25 1.8 - 16C C MV23FM35C 2/3" 35 2.0 - 16C C MV23FM50C 2/3" 50 2.5 - 16C C 60 53.5 7.8 37 x 54.6 Manual 0.15 84.5 46 41.5 9 29.5 x 38.2 Manual 0.1 68.4 38 32.6 29 8.4 29.5 x 38.2 Manual 0.5 0.15 71.8 29.5 24 21.7 10.26 33 x 48.04 Manual 0.3 97 19 15.2 13.8 10.2 33 x 35.5 Manual 0.3 65 14 11.4 10.3 11.3 33 x 36.5 Manual 0.4 66.5 9.7 7.9 7 18.25 33 x 43.39 Manual 0.5 89.7 MV11FM75C 1" 75 2.8 - 16C C 9.2 6.4 5.2 4.9 14.19 40 × 60.64 Manual 1.2 180.7 1/3" Vari-Focal Lens (VGA) ●Standard resolution for VGA, D1 and WVGA ●Popular focal length range ideal for distribution and tenders. ●All glass elements and metal housing for harsh-temperature environment Horizontal Angle of View (°) 1/3" 1/4" Back Focal Length (mm) Dimensions (Φ×L×W)mm Iris Iris Operation Weight (g) V13VD358 1/3" 3.5-8.0 1:1.4 CS 78 - 34 57 - 25.5 V13VD2812 1/3" 2.8-12 1:1.4 CS 85 - 27 64 - 20.20 V13VD550IR 1/3" 5.0-50 1:1.6 CS 49 - 5.6 36.5-4.3 V13VD5100 1/3" 5 - 100 1:1.8 CS 45 - 2.9 8.5 - 11.64 8.28-13.38 33 x 44 x 45.6 Auto DC 79.6 7.56 - 15.97 45 x 64.7 x 51.6 Auto DC 134.2 6.85 - 9.28 45 x 63.1 x 50.6 Auto DC 196 8.5 - 116.4 50 x 87.8 x 50.6 Auto DC 203.2 10 1/3” Vari-Focal Lens (VGA) Model No. Image Size (inch) Focal Length (mm) Max. Aperture Ratio Mount FA / Machine Vision Lens (Mega) 1" 2/3" 1/1.8" 1/2" Back Focal Length (mm) Dimensions (Φ×L)mm Iris M.O.D (m) Weight (g) Horizontal Angle of View (°) MV118FM06C 1/1.8" 6 1.6 - 16C C Model Name Coding Rule V13VM358 V13VD2812 V13BF409 V13B03620 M12VM4510IR N125B03516IR P13B03718R1 F12FM014W M13BF312ASG1 MV118FM08C ① Feature Sign V M N F MV Z ZC R ① V V V V M N P F M MV ② 13 13 13 13 12 125 13 12 13 118 ④ M D F ③ V V B B V B B F B F M M F M ModelName Coding Rule Meaning 1/4" 1/3" 1/2.5" 1/2" 1/1.8" 2/3" 1" ③ Lens Type Sign V B F Z AF Meaning Vari Focal Board Mount Fixed Focal Zoom Lens Auto Focusing ⑥ ⑥ F No. Sign 095 16 20 ⑦ 20 16 18 ⑤ Focal Length Fixed Focal Length Sign 035 04 35 Vari Focal Length Sign 358 308 5100 Meaning VGA Lens Megapixel Lens with IR correction Non Distortion Lens Fisheye Lens Machine Vision Lens Zoom Lens Zoom Camera Lens Other Lens ② Image Size Sign 14 13 125 12 118 23 11 ⑤ 358 2812 409 036 4510 035 037 014 312 08 IR IR R1 W ASG1 C Meaning 3.5mm 4.0mm 35mm Meaning 3.5-8.0mm 3.0-8.0mm 5.0-100mm Meaning F0.95 F1.6 F2.0 ⑦ Preset Code Meaning Sign Revised Model R IR correction Lens (Day & Night) IR IR Cut Filter/ Coating W C mount C Aspherical AS LED L Manual Zoom Lens Z *Some special lenses could not follow this rule. ④ Iris Type Sign M D A F Meaning Manual Iris DC Drive Auto Iris Video Drive Auto Iris Fixed Iris Varifocal Board Mount 11 Terminology Image Sizes There are several types of imaging sensors with different image sizes for CCTV cameras, the aspect ratio of CCTV camera is normally 4:3 (H:V). The size of camera’s imaging sensor affects the angle of view, with the smaller sensors creating narrower angles of view when used with the same lens. The format of the lens, however is not related to the angle of view, it merely needs to project an image which will cover the sensor, i.e., the same format of the camera or large. This also means that 1/3” cameras can use the entire range of lenses from 1/3” to 1”, for example, a 1/3” 12mm lens gives the same angle of view as a 2/3” 12mm lens does. The latter combination also provides increased resolution and picture quality as only the center part of the lens is being used, where the optics can be ground more accurately. WD Focal Length Rays from infinite distance objects are condensed internally in the lens at a common point on the optical axis. The point at which the image sensor of the CCTV camera is positioned, is called a focal point. By virtue of design, lenses have 2 principal points, a primary principal point & a secondary principal point, the distance between the secondary principal point and the focal point (image sensor) determines the focal length of the lens. 12 Terminology The focal length of a lens is measured in mm and directly relates to the angle of view that will be achieved. Short focal length provides wide angle of view and long focal length becomes telephoto, with narrow angle of view. Terminology Angle of View The angle formed by the 2 lines from the secondary principal point to the edges or corners of image sensor is called the angle of view. Theoretically, the focal length of a lens is fixed regardless of the image size of the CCTV camera. Conversely, the angle of view varies according to the change of image size. For a certain image size, the angle of view will increase when the focal length becomes shorter. The focal lengths in the catalog are nominal and the angles of view calculated by the formula referring to the focal length are approximate. 2 tan 1 D 2f Aperture (F No.) Aperture is an index for the amount of light that passes through a lens. The value of the aperture is represented by the F No., the smaller the F number, the greater the amount of light, and the brighter the image generated by the lens. The F No. is inversely proportional to the entrance pupil diameter of the lens and directly proportional to the focal length. Its formula is as follows: F No. = f / D (f: focal length, D = Entrance pupil diameter) Auto Iris and Manual Iris Terminology There are three types of operation for lens iris, that is, (1) DC drive auto iris; (2) Video drive auto iris and, (3) Manual iris. For DC drive type, the iris is controlled by the circuit inside the camera; for Video drive type, the iris is equipped with an amplifier inside and is operated by the video signal and DC power supply from the camera; for Manual type, the iris is manually adjusted over the adjusting ring on the lens. M.O.D. The M.O.D. (minimum object distance) is the closest distance from the vertex of the front lens to the nearest object at which an image can be focused. 13 Terminology Depth of Field The depth of field (DOF) refers to the area within the field of view which is in focus. A large depth of field means that a large percentage of the field of view is in focus. A small depth of field means only a small section of the field of view is in focus. The depth of field is of following properties: 1) The larger the F No. is, the wider the depth of field becomes. 2) The shorter the focal length is, the wider the depth of field becomes. 3) The longer the distance to the object is, the wider the depth of field becomes. DOF (depth of Field) Depth of focus Far point Backward DOF Near point Forward DOF Near point distance Object distance Image distance Far point distance Taking distance Focal point CS and C Mount The CS-mount lens has the flange back distance of 12.5mm. The C-mount lens has the flange distance of 17.5mm. The CS mount lens is only applicable to the CS mount camera, but the C mount lens is fit for both C mount and CS mount cameras as long as a 5mm adapter ring is used to match the CS mount camera. 12.5 adapter ring 17.526 14 Terminology Needs 5mm adapter ring Terminology Flange Back Distance, Back Focal Length, Mechanical Back Focal Length Flange back distance is the distance between the lens flange and the sensor focal plane. Back focal length is the distance between the vertex of the rear lens element and the sensor focal plane. Mechanical Back Focal Length is the distance between the surface of the lens frame and the sensor focal plane. Non IR Lens vs IR Lens Day & Night cameras are normally used in near-infrared (NIR) or infrared (IR) at night. If we use a Non IR lens with a day & night camera, the image will be out of focus (shifting) at night. Our special optical designs with broad band co-focusing technology based on special glass material minimize light dispersion. As a result, refocusing is not required when the camera is used under NIR or IR. The special design makes the lens to deliver perfect focusing either under visible light or under IR illumination circumstances. Non IR Lens IR Lens Terminology 15 Terminology Megapixel CCD and CMOS image sensors use a series of pixels arranged on a 2 dimensional grid. These pixels convert an optical image to an electronic signal. The number of pixels in an image usually defines the resolution, more pixels means higher resolution. A megapixel is defined as one million pixels, while camera with a megapixel sensor is called a megapixel camera. Megapixel lens for megapixel camera To achieve the full resolution of a megapixel camera, it is essential to use a high quality megapixel lens. Overall image quality is greatly affected by the quality of the optical image shot onto the image sensor. Megapixel lenses provide high contrast, brightness and sharpness across the entire image plane. Non-megapixel lenses will not fully display the resolution of megapixel sensor, especially in the corner area of the image. Terminology 16 http://www.leadingoptics.com