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Iris Diaphragm Function

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Product sourcing insights & recommendations

Microscope World
Quizlet
26 来源

The iris diaphragm market is currently undergoing a significant transition toward motorization and miniaturization, with a projected CAGR of 10.6% for adjustable segments. LinkedinResearchandmarkets Key technical shifts include the adoption of MEMS technology for smartphone integration and sub-micron resolution motorized systems for industrial laser processing. SmaractResearchandmarkets

Prices for basic manual modules for microscopy typically range from $5 to $60, while advanced motorized units can exceed $1,400 depending on the precision and environment (e.g., vacuum compatibility). AlibabaAlibabaAlibaba

The detailed report below covers core functions, 2026 market projections, technical breakthroughs in materials (like carbon fiber), and specific product sourcing insights.

I have compiled a report on iris diaphragm trends. You can continue with:

Motorized Iris Diaphragm 50mm Aperture

Products · 3 lists

Factory Supply Aperture Size Adjustable P-iris Motorized Precision IRIS Diaphragm

Factory Supply Aperture Size Adjustable P-iris Motorized Precision IRIS Diaphragm

$9.99-25.505.0(918)
MOQ: 1 unit
11% reorder rate≤1h response time
Shenzhen Kuyang Electronic Trading Co., Ltd.Shenzhen Kuyang Electronic Trading Co., Ltd.verified🇨🇳CN2 yrs
Motorized aperture PY-50-A

Motorized aperture PY-50-A

$1,4504.6(519)
MOQ: 1 set
100% reorder rate
Mulansphere Co., Ltd.Mulansphere Co., Ltd.🇨🇳CN11 yrs
2-50mm Zoom Amplifying Iris Diaphragm Adjustable Metal Manual Aperture Condenser for Camera Lens Microscope Monitoring Laser

2-50mm Zoom Amplifying Iris Diaphragm Adjustable Metal Manual Aperture Condenser for Camera Lens Microscope Monitoring Laser

$304.6(360)
MOQ: 1 set
100+ store reviews7% reorder rate≤4h response time
Nanyang Ldoptic Instrument Co., Ltd.Nanyang Ldoptic Instrument Co., Ltd.🇨🇳CN4 yrs
Manual Iris Diaphragm 2-50mm Adjustable Aperture 76.5mm OD Stainless Steel for Microscope & Optical Instruments

Manual Iris Diaphragm 2-50mm Adjustable Aperture 76.5mm OD Stainless Steel for Microscope & Optical Instruments

$25.20-33.605.0(747)
MOQ: 100 pieces
20% reorder rate≤2h response time
Chengdu Century Huasha Trading Co., Ltd.Chengdu Century Huasha Trading Co., Ltd.🇨🇳CN2 yrs
2-50mm Magnifying Aperture Iris Diaphragm Microscope Condenser

2-50mm Magnifying Aperture Iris Diaphragm Microscope Condenser

$19.504.8(106)
MOQ: 100 pieces
300+ store reviews12% reorder rate≤4h response time
Nanyang Srate Optical Instrument Co., Ltd.Nanyang Srate Optical Instrument Co., Ltd.verified🇨🇳CN13 yrs
1/1.8" F1.5 DC Auto Iris Motorised Focus 12-50mm CS Mount Motorized Cctv Zoom Varifocal Lens

1/1.8" F1.5 DC Auto Iris Motorised Focus 12-50mm CS Mount Motorized Cctv Zoom Varifocal Lens

$152.50-2355.0(858)
MOQ: 1 piece
200+ store reviews9% reorder rate≤6h response time
Hangzhou Ai Ke Electronics Co., Ltd.Hangzhou Ai Ke Electronics Co., Ltd.🇨🇳CN9 yrs
Factory 2-50mm Mechanical Iris Aperture Diaphragm Condenser Module with 18pcs Blades

Factory 2-50mm Mechanical Iris Aperture Diaphragm Condenser Module with 18pcs Blades

$23.354.8(492)
MOQ: 1 piece
400+ store reviews6% reorder rate≤7h response time
Srate Optical Instrument ManufactorySrate Optical Instrument Manufactoryverified🇨🇳CN22 yrs
FA5001C Industrial 1/1.8" 50mm Fixed Focus Manual Iris 5MP FA C-Mount Lens

FA5001C Industrial 1/1.8" 50mm Fixed Focus Manual Iris 5MP FA C-Mount Lens

$455.0(304)
MOQ: 5 pieces
50+ store reviews≤4h response time
Hangzhou Huicui Intelligent Technology Co., Ltd.Hangzhou Huicui Intelligent Technology Co., Ltd.🇨🇳CN8 yrs
SMTSEC SL-HD5025BMP 50mm Lens HD 5MP 1/2" M12 S-mount CCTV Camera Lens for Security IP Camera

SMTSEC SL-HD5025BMP 50mm Lens HD 5MP 1/2" M12 S-mount CCTV Camera Lens for Security IP Camera

$345.0(701)
MOQ: 5 pieces
≤4h response time
Shenzhen Smart Technology Co., Ltd.Shenzhen Smart Technology Co., Ltd.verified🇨🇳CN12 yrs
High Quality C-Mount 50mm 5MP 1" Aspherical Anti-Reflective Coating Machine Vision Fixed Focus Lens OEM 3-Year Warranty for

High Quality C-Mount 50mm 5MP 1" Aspherical Anti-Reflective Coating Machine Vision Fixed Focus Lens OEM 3-Year Warranty for

$1575.0(489)
MOQ: 1 piece
≤2h response time
Shenzhen Zhixiang Shijue Technology Co., Ltd.Shenzhen Zhixiang Shijue Technology Co., Ltd.🇨🇳CN5 yrs
YONGNUO 50mm F1.8 Standard Prime Camera Lens YN50mm Auto Focus Large Aperture for Nikon D3300 DSLR for Canon EOS 60D 70D 5D2 5D3

YONGNUO 50mm F1.8 Standard Prime Camera Lens YN50mm Auto Focus Large Aperture for Nikon D3300 DSLR for Canon EOS 60D 70D 5D2 5D3

$63-654.8(233)
MOQ: 1 piece
300+ store reviews2% reorder rate≤6h response time
Shenzhen Rundour Technology Co., Ltd.Shenzhen Rundour Technology Co., Ltd.🇨🇳CN10 yrs
Best Selling YN50mm F1.8 Lens for Canon for Nikon EOS DSLR Cameras YONGNUO YN EF 50mm F/1.8 AF Lens Aperture

Best Selling YN50mm F1.8 Lens for Canon for Nikon EOS DSLR Cameras YONGNUO YN EF 50mm F/1.8 AF Lens Aperture

$784.9(968)
MOQ: 1 box
100+ store reviews7% reorder rate≤6h response time
Shenzhen Tezelong Technology Co., Ltd.Shenzhen Tezelong Technology Co., Ltd.🇨🇳CN8 yrs
Yongnuo For Lens Yn50mm 50mm 1.8ii Ef 50mm Af Mf Camera Lens For T6 700d 750d 800d 5d Mark Ii Iv 10d 1300d

Yongnuo For Lens Yn50mm 50mm 1.8ii Ef 50mm Af Mf Camera Lens For T6 700d 750d 800d 5d Mark Ii Iv 10d 1300d

$82.33-113.854.5(748)
MOQ: 5 pieces
13% reorder rate≤3h response time
Dongguan Yihang Electrical Appliance Co., Ltd.Dongguan Yihang Electrical Appliance Co., Ltd.🇨🇳CN1 yr
50Mm 2/3 Manual Aperture Photographic Equipment Lens Industrial Lens CCTV LENS Camera Accessories

50Mm 2/3 Manual Aperture Photographic Equipment Lens Industrial Lens CCTV LENS Camera Accessories

$224.8(764)
MOQ: 1 piece
500+ store reviews17% reorder rate≤4h response time
Guangzhou Kusulong Electronic Co., Ltd.Guangzhou Kusulong Electronic Co., Ltd.🇨🇳CN6 yrs
50mm Large-Aperture Spectrophotometer DS-807 Ideal for Powder & Masterbatch Color Testing

50mm Large-Aperture Spectrophotometer DS-807 Ideal for Powder & Masterbatch Color Testing

$7385.0(728)
MOQ: 1 piece
17% reorder rate≤1h response time
Ningbo Senquan Technology Co., LtdNingbo Senquan Technology Co., Ltd🇨🇳CN3 yrs
6 Megapixel DC Iris Control Machine Vision Auto CS Mount Lens 5mm-50mm Motorized Zoom for 1/2.7 Camera Sensor Manual 3MP 2.8mm

6 Megapixel DC Iris Control Machine Vision Auto CS Mount Lens 5mm-50mm Motorized Zoom for 1/2.7 Camera Sensor Manual 3MP 2.8mm

$39.70-40.104.6(305)
MOQ: 10 pieces
20% reorder rate≤1h response time
Musi Electronic (shangrao City) Co., Ltd.Musi Electronic (shangrao City) Co., Ltd.🇨🇳CN2 yrs
CS Mount 10X Manual Zoom & Focus DC Auto Iris Motorized Iris 5- 50 mm Lens for Cctv Camera

CS Mount 10X Manual Zoom & Focus DC Auto Iris Motorized Iris 5- 50 mm Lens for Cctv Camera

$26-284.7(342)
MOQ: 20 pieces
700+ store reviews19% reorder rate≤4h response time
Shenzhen Joney Security Technology Co., Ltd.Shenzhen Joney Security Technology Co., Ltd.verified🇨🇳CN15 yrs
8 Megapixel Varifocal P Iris Lens 11-50mm CS 1/1.7" Motorized Zoom Lens

8 Megapixel Varifocal P Iris Lens 11-50mm CS 1/1.7" Motorized Zoom Lens

$132.805.0(444)
MOQ: 2 pieces
≤5h response time
Fuzhou Focusafe Optoelectronic Technology Co., Ltd.Fuzhou Focusafe Optoelectronic Technology Co., Ltd.🇨🇳CN16 yrs
Integrated Aperture Adjustable Iris Diaphragm Manual Zoom In/Out 2-50mm SK50

Integrated Aperture Adjustable Iris Diaphragm Manual Zoom In/Out 2-50mm SK50

$46.08-61.443.6(440)
MOQ: 2 pieces
≤2h response time
Nanyang Neo-Show Optical Electronic Co., Ltd.Nanyang Neo-Show Optical Electronic Co., Ltd.verified🇨🇳CN1 yr
SK36 Factory OEM/ODM Optical Aperture Adjustable Iris Diaphragm Lens Module Adapter Ring Blades18 Inner 36mm Outer Diameter 50mm

SK36 Factory OEM/ODM Optical Aperture Adjustable Iris Diaphragm Lens Module Adapter Ring Blades18 Inner 36mm Outer Diameter 50mm

$355.0(825)
MOQ: 1 unit
≤6h response time
Shenzhen Chicheng Photoelectric Technology Co., Ltd.Shenzhen Chicheng Photoelectric Technology Co., Ltd.🇨🇳CN3 yrs
50mm M12 S Mount 6MP Machine Vision Lens Manual Iris CRA Low Distortion F5.6 F7 F8 F11 2/3'' Sensor FA Industrial Camera Lens

50mm M12 S Mount 6MP Machine Vision Lens Manual Iris CRA Low Distortion F5.6 F7 F8 F11 2/3'' Sensor FA Industrial Camera Lens

$44.713.8(285)
MOQ: 5 pieces
33% reorder rate≤6h response time
Hangzhou Zhongwei Optics Co., Ltd.Hangzhou Zhongwei Optics Co., Ltd.🇨🇳CN3 yrs
5MP Varifocal Lens 5-50mm CS Mount Manual Iris F1.4 for Industry CCTV IP Camera

5MP Varifocal Lens 5-50mm CS Mount Manual Iris F1.4 for Industry CCTV IP Camera

$28.895.0(458)
MOQ: 2 pieces
15% reorder rate≤2h response time
Shenzhen Chuangwei Video Communication Co., Ltd.Shenzhen Chuangwei Video Communication Co., Ltd.🇨🇳CN9 yrs
BOSHI Silk HD 5MP 5-50mm CCTV Lens C Mount Manual Focus IR Corrected Varifocal Security Face Recognition Industrial Camera

BOSHI Silk HD 5MP 5-50mm CCTV Lens C Mount Manual Focus IR Corrected Varifocal Security Face Recognition Industrial Camera

$28.805.0(673)
MOQ: 1 piece
≤2h response time
Shanghai Silk Optical Technology Co.Shanghai Silk Optical Technology Co.🇨🇳CN10 yrs
EFL 50mm 8MP C Mount Industrial Camera Lens for 1" 1/1.8" 1/2" 2/3" Sensor CCTV Camera Manual Iris Telephoto Machine Vision Lens

EFL 50mm 8MP C Mount Industrial Camera Lens for 1" 1/1.8" 1/2" 2/3" Sensor CCTV Camera Manual Iris Telephoto Machine Vision Lens

$465.0(161)
MOQ: 2 pieces
14% reorder rate≤7h response time
Shenzhen Novel Electronics LimitedShenzhen Novel Electronics Limited🇨🇳CN14 yrs
Support 20MP Camera 2/3'' F1.4 8mm 16mm 25mm 35mm 50mm Focal Manual Iris C Mount Motorized Focus Lens for Machine Vision

Support 20MP Camera 2/3'' F1.4 8mm 16mm 25mm 35mm 50mm Focal Manual Iris C Mount Motorized Focus Lens for Machine Vision

$4205.0(808)
MOQ: 2 pieces
800+ store reviews≤2h response time
Hangzhou Contrastech Co., Ltd.Hangzhou Contrastech Co., Ltd.verified🇨🇳CN13 yrs
5MP Varifocal Lens 5-50mm CS Mount Manual Iris F1.4 for Industry CCTV IP Camera

5MP Varifocal Lens 5-50mm CS Mount Manual Iris F1.4 for Industry CCTV IP Camera

$28.894.0(940)
MOQ: 2 pieces
≤6h response time
Lano Photonics Co., Ltd.Lano Photonics Co., Ltd.🇨🇳CN7 yrs
F1.8 AF MF Multi-coated Large Aperture Fixted Auto Focus 50mm Lens YN50MM Lens for canon EOS 60D 70D 5D2 DSLR Camera

F1.8 AF MF Multi-coated Large Aperture Fixted Auto Focus 50mm Lens YN50MM Lens for canon EOS 60D 70D 5D2 DSLR Camera

$58.03-824.7(821)
MOQ: 1 piece
900+ store reviews8% reorder rate≤6h response time
Shenzhen Tezelong Technology Co., Ltd.Shenzhen Tezelong Technology Co., Ltd.verified🇨🇳CN10 yrs
Hikrobot MVL-KF5028M-12MPE 12MP FA Lens 50mm F28-F22 11" Image Circle C-Mount Manual Iris Low Distortion for Machine Vision

Hikrobot MVL-KF5028M-12MPE 12MP FA Lens 50mm F28-F22 11" Image Circle C-Mount Manual Iris Low Distortion for Machine Vision

$1505.0(549)
MOQ: 1 set
28% reorder rate≤3h response time
HUADA GROUP CO.,LTDHUADA GROUP CO.,LTD🇨🇳CN9 yrs
D44mm L50mm Aluminum Alloy Single Diaphragm Coupling Double Diaphragm Coupling Ball Screw Motor Shaft Couplings

D44mm L50mm Aluminum Alloy Single Diaphragm Coupling Double Diaphragm Coupling Ball Screw Motor Shaft Couplings

$4.99-64.0(467)
MOQ: 20 meters
Wuxi Yiqianyuan Industrial Automation Co., Ltd.Wuxi Yiqianyuan Industrial Automation Co., Ltd.verified🇨🇳CN1 yr
C-Mount 8-50mm CCTV Manual Iris Lens for Mobile Phone Repair Tools & Equipments

C-Mount 8-50mm CCTV Manual Iris Lens for Mobile Phone Repair Tools & Equipments

$284.8(959)
MOQ: 2 pieces
200+ store reviews14% reorder rate≤4h response time
Guangzhou Liwan District Huiyuan Communication Equipment FirmGuangzhou Liwan District Huiyuan Communication Equipment Firm🇨🇳CN4 yrs

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Full Market Report

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Sources & References

26 sources cited · Verified industry data & reports

Diaphragm Microscope Function

Microscope World

One of the primary functions of the iris diaphragm in a microscope is to adjust the brightness and contrast of the specimen. By altering the ...

Microbiology Lab Exercise 3 Microscopy Flashcards

Quizlet

What is the function of the Iris diaphragm of the microscope? It controls the amount of light reaching the species.

iris diaphragm

Nikon’s MicroscopyU

An optical component consisting of overlapping leaves that can be opened or closed to form an approximately circular aperture of a specific diameter.

Field Stop Diaphragm Function

ZEISS

Discover field stop diaphragm function in microscopy and optimize its use for digital imaging. Adjust opening size to enhance specimen ...

What does the iris diaphragm of a microscope do?

Quora

What does the iris diaphragm of a microscope do?

Diaphragm (optics)

Wikipedia

A diaphragm is a thin opaque structure with an opening (aperture) at its center. The role of the diaphragm is to stop the passage of light.

Iris Diaphragm Function: How It Works & Where to Buy