Iris diaphragm

Microscope Iris Adapter Aperture Adjustable Lens Optical Diaphragm for MicroscopeSK23

SK44 2?44mm Iris Diaphragm Sturdy Optical Module Variable Manual Industrial Aperture Diaphragm

Aperture Diaphragm with CS To C Port 1?12mm Bore Diameter Adjustable Camera Lens Iris Diaphragm

Iris Aperture 1.5 To 29mm ID 55mm OD M42 To M42 Iris Diaphragm Aperture Condenser for Optical

M36 Aperture Diaphragm 4.5?25mm Bore Diameter Adjustable Camera Lens Iris Diaphragm

Aperture Diaphragm Manual Adjustable Aluminum 0.5‑15mm 12 Blades Iris Diaphragm for Camera

Aperture Adjustable 1.5‑29 Mm Iris Diaphragm M42 To M42 Camera Lens Module Adapter Ring

2.5‑36mm Adjustable Iris Aperture Diaphragm Iris Diaphragm Lens Optical Accessories

Adjustable Iris Aperture Diaphragm 2‑50mm Microscope Iris Adapter Aperture Adjustable Lens

1.5‑26mm Adjustable Metal Iris Diaphragm Aperture Condenser M42 To M42 Camera Lens Adapter

Iris Diaphragm Mechanical Adjustable Manual Aperture Lens for Digital Camera M4 SK12 1~12mm

Adjustable Iris Aperture Diaphragm 1.2 To 18mm Aluminium Alloy 12 Blades Manual Control Lens

SK17 Adjustable Iris Aperture Iris Diaphragm for Optical Instrument Laser Camera 1.517mm

1?8mm Adjustable Aperture Manual Aperture Optical Iris Diaphragm for Microscope Camera

Iris Diaphragm 1.5mm?25mm ID 55mm OD M42 To M42 Aperture for Optical System Camera Microscope

Microscope Iris Adapter Aperture Adjustable Lens Optical Diaphragm for MicroscopeSK25 with Base

2‑44mm Adjustable Iris Aperture Aluminum Alloy Lightweight Iris Diaphragm Mechanical for

SK7.5 0.5?7.5mm Manual Aperture Adjustable Iris Diaphragm Optical Diaphragm for Camera

Adjustable Iris Aperture Diaphragm 1 To 16mm Aluminum Alloy Iris Aperture Diaphragm Adapter for

Adjustable Aperture 2‑50mm Iris Diaphragm Aluminum Alloy Manual Aperture Adjustable Mechanical Iris

Aperture Diaphragm Aluminium Alloy Handle Adjustment Mechanical Iris Aperture Diaphragm for

1.5‑25mm Adjustable Metal Iris Diaphragm Aperture M42 To M42 Camera Lens Adapter

SK34 Adjustable Iris Aperture Diaphragm Module Condensor Optical Diaphragm for Optical Instrument

Iris Adapter Aperture Lens Adjustable Iris Aperture Diaphragm Portable Optical Diaphragm Camera

Lens Diaphragm 3 To 52mm Aluminum Alloy Adjustable Microscope Iris Adapter Aperture Diaphragm for

1.8‑22mm Adjustable Iris Aperture 11 Blades Aluminum Alloy Reusable Adjustable Lens Diaphragm for