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Shanghai Advance Optical-Electronics Technology Co., Ltd

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China 25MP 75mm Telephoto Machine Vision Lens Long Working Distance Inspection
China 25MP 75mm Telephoto Machine Vision Lens Long Working Distance Inspection

  1. China 25MP 75mm Telephoto Machine Vision Lens Long Working Distance Inspection
  2. China 25MP 75mm Telephoto Machine Vision Lens Long Working Distance Inspection

25MP 75mm Telephoto Machine Vision Lens Long Working Distance Inspection

  1. MOQ: 10 Pieces
  2. Price: USD 120-480 / Piece
  3. Get Latest Price
Focus Range 0.45m to 1.9m
Operating Temperature -20C to 70C
Payment Terms T/T,L/C,Western Union,PayPal
Packaging Details Anti-static bag with shock-proof foam, individual lens case, export-grade corrugated carton
Application Long Working Distance Inspection
Focal Length 75mm
TV Distortion 0.01% at 0.6m
Resolution 25MP
Mount Type C-Mount
Aperture Range F2.8 to F16
Field of View 10.82 deg x 7.93 deg (1.1 inch) / 10.15 deg x 6.77 deg (1 inch) / 8.66 deg x 5.45 deg (1/1.2 inch)
Filter Size M30.5 P=0.5mm
Supply Ability 8000 Pieces per Month
Product Name 25MP 75mm Telephoto Long Working Distance Vision Lens
Image Size 1.1 inch
Delivery Time 5-10 working days for stock, 20-30 days for bulk production
Brand Name AOTAOJI
Certification RoHS Compliant, CE
Model Number K7528-25M
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Focus Range 0.45m to 1.9m Operating Temperature -20C to 70C
Payment Terms T/T,L/C,Western Union,PayPal Packaging Details Anti-static bag with shock-proof foam, individual lens case, export-grade corrugated carton
Application Long Working Distance Inspection Focal Length 75mm
TV Distortion 0.01% at 0.6m Resolution 25MP
Mount Type C-Mount Aperture Range F2.8 to F16
Field of View 10.82 deg x 7.93 deg (1.1 inch) / 10.15 deg x 6.77 deg (1 inch) / 8.66 deg x 5.45 deg (1/1.2 inch) Filter Size M30.5 P=0.5mm
Supply Ability 8000 Pieces per Month Product Name 25MP 75mm Telephoto Long Working Distance Vision Lens
Image Size 1.1 inch Delivery Time 5-10 working days for stock, 20-30 days for bulk production
Brand Name AOTAOJI Certification RoHS Compliant, CE
Model Number K7528-25M Place of Origin China
High Light 75mm Long Working Distance Imaging ,25MP Telephoto C-Mount Stability ,Small Field High Magnification
Product Overview

The K7528-25M is a 75mm telephoto machine vision lens engineered for stations where the camera cannot get close to the target. At a 1m standoff it still covers a 189.6 x 138.9mm field on a 1.1-inch 25MP sensor, making remote inspection of hot parts, moving webs, furnace exits and hazardous enclosures practical without sacrificing pixel density. TV distortion is 0.01% at 0.6m, so measurement across that small field stays linear.

The lens focuses from 0.45m to 1.9m, covering most long standoff cells, and its 10.82 degree field on a 1.1-inch sensor keeps background clutter out of the frame. The F2.8 to F16 manual iris locks down after setting, and the 68.5mm long anodised barrel threads to M30.5 P=0.5mm filters for polarising or wavelength selection. Each 25MP telephoto machine vision lens is aligned on an MTF bench and distortion checked before shipping with its test record.

Technical Specifications
Model K7528-25M
Focal Length 75mm
Image Size 1.1 inch
Resolution 25MP
Iris Range F2.8 to F16
Focus Range 0.45m to 1.9m
Field of View (H x V) 10.82 x 7.93 deg (1.1 inch) / 10.15 x 6.77 deg (1 inch) / 8.66 x 5.45 deg (1/1.2 inch)
TV Distortion 0.01% at 0.6m
Mount Type C-Mount
Filter Size M30.5 P=0.5mm
Dimensions 35 x 68.5mm
Aperture / Focus Control Manual with locking screws
Operating Temperature -20C to 70C
Typical Applications
  • Long working distance inspection of hot, moving or hazardous parts
  • Furnace exit, casting and forging visual checks
  • Overhead inspection where camera mounting space is constrained
  • High magnification measurement of small features from a safe standoff
  • Web and conveyor inspection with the camera outside the machine guard
  • Vision on robot arms that must keep clearance from the workpiece
Why Long Standoff Cells Use This 75mm 25MP Lens
  • 189.6 x 138.9mm field at 1m keeps camera and lighting outside hot or moving zones
  • 25MP resolution preserves fine detail that shorter lenses lose at the same distance
  • 0.01% TV distortion at 0.6m keeps small field measurements linear
  • F2.8 to F16 locked iris maintains consistent exposure on reflective metal surfaces
  • Long 68.5mm barrel with M30.5 thread supports filters and protective windows
  • RoHS compliant, lead-free construction with per unit MTF documentation
Product Questions and Answers
Q: How far can the camera be from the part?

A: Focus travel covers 0.45m to 1.9m. Most long standoff stations run between 0.8m and 1.5m, where the 75mm 25MP telephoto machine vision lens still resolves detail that a 25mm lens cannot reach.

Q: Does a telephoto lens lose light at long distance?

A: No. The F2.8 maximum aperture is constant with distance. What changes is depth of field, which narrows with focal length, so at 1m we normally recommend F5.6 to F11 with good illumination.

Q: Is the lens stable on an overhead gantry?

A: The barrel is a single machined aluminium tube with a locked focus helix, so gantry vibration does not shift focus. For very high vibration, mount with a rigid bracket and verify focus monthly.

Q: Can I use it to measure small features remotely?

A: Yes. At 1m on a 1.1-inch 25MP sensor the pixel pitch is about 0.075mm, and sub-pixel edge detection gets to roughly 0.01mm. Distortion of 0.01% at 0.6m means no software correction is needed inside the specified range.

Q: Do you provide samples before a production order?

A: We supply evaluation samples with test records so you can validate the 75mm 25MP machine vision lens in your cell. Tell us the standoff, field of view and target feature size and our engineers will confirm the configuration before shipment.

Manufacturing and Support

We design and manufacture fixed focal machine vision lens series for integrators and equipment builders in Europe, North America and Asia, keeping grinding, coating and assembly in house. The K7528-25M answers a common request from foundries and press shops: 25MP detail from a standoff that keeps optics away from heat and motion. Send your standoff, field of view and target feature size and our application engineers will confirm the fit, ship a sample with test data or quote volume pricing and private labelling.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2009

  • Total Annual:

    8000000-10000000

  • Employee Number:

    65~100

  • Ecer Certification:

    Verified Supplier

1. We possess comprehensive capabilities in design, production and sales, providing customers with one-stop convenient procurement services and saving a great deal of time and cost for both new and existing projects. 2. We have tens of thousands of optical molds and samples, offering customers low-... 1. We possess comprehensive capabilities in design, production and sales, providing customers with one-stop convenient procurement services and saving a great deal of time and cost for both new and existing projects. 2. We have tens of thousands of optical molds and samples, offering customers low-...

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  • Shanghai Advance Optical-Electronics Technology Co., Ltd
  • No.425, North Beiying Road, Qingpu Industrial Zone, Shanghai
  • https://www.optics-glass.com/

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