Best Aperture Measuring Apparatus

ZONLAI 25mm F1.8 (Silver) Discover Manual Focus Lens for Olympus Panasonic Micro 4/3 Camera

  • Twelve blade circular aperture unit for impressive portraits.
  • Maximum f/1.8 aperture, great for low-light shooting.
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Chamomile Hydrosol Spray Toner for face Floral Water Cleansing Hydrating Face Mist for Hydration Pure and Natural Chamomile Hydrosol for All Skin Types COCOJOJO Chamomile HYDROSOL - 32 oz

  • ✅ MAKE YOUR OWN ESSENTIAL OIL - Make high quality essential oil by yourself at home. This distiller is great for producing of essential oil and....
  • ✅ HIGH QUALITY MATERIAL - Copper-pro distillers are made of high-quality copper M1. We’ve used data-driven analysis to come up with the most....
  • ✅ BASIC KIT INCLUDES - Each kit has everything you need to distill any essential oil. The Basic Kit includes: boiler (2 liters), column (1 liter),....
  • ✅ HIGH YIELD OF ESSENTIAL OIL - If you are looking for a productive and durable distiller, be sure, you found one. The distiller apparatus can....
  • ✅ EASY TO USE & ASSEMBLE - Copper Pro apparatus are very easy to install and easy to prepare for the distillation of essential oils. The kit....
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Adjustable Iris Aperture Diaphragm Camera Diaphragm 1.5-25mm Adjustable Lens Optical Diaphragm Microscope Iris Adapter Aperture

  • 【Material】The adjustable iris aperture diaphragm is made of high-quality aluminum alloy material, which is reliable and durable. High quality materials can bring you a good experience.
  • 【Wide Application】The microscope iris aperture adapter is very suitable for optical applications, it can be widely used in a variety of optical instruments, cameras, etc.
  • 【Specification】Inner Hole Size: Approx.1.5-25mm / 0.06-0.98in, Outer Diameter Size: Approx.37mm / 1.46in, Thickness: Approx.5.5mm / 0.22in, Blades: 14.
  • 【Precise Technology】This microscope adjustable aperture is processed and manufactured with high‑quality precise technology. And it has small size which is convenient for you to carry and store it.
  • 【Compact Design】The camera adjustable iris aperture has compact and practical design which makes the diaphragm work more stable and convenient.
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VILTROX EF-M2 II AF Auto Focus Lens Mount Adapter with 0.71X Reducer Speed Booster Converter Compatible for Canon EF Mount Lens to M4/3 Camera Panasonic and Olympus

  • ...II/E-M10III/E-M5II/E-M5/E-M1/E-PL8/E-PL7/E-PL5/E-PL3/E-PL2/PEN-F/E-PM2/E-PM1/E-P5/E-P3/E-P1..
  • 【Support AF Auto Focus Function】Viltrox EF-M2II lens adapter comes with the gold-plating contact, which can help to connect compatible with Canon EF mount series lens to M4/3 Cameras, auto focusing perfectly..
  • 【Support Aperture Control and 0.71x Focal Reducer Booster 】Designed with internal aperture motor, you can adjust the aperture from camera end directly to control the lens’ actual aperture. Plus 0.71 based on the original focal length , which help enlarge 1 level aperture..
  • 【EXIF signal transmitting & IS Function】EF-M2 II can transmit the EXIF signals to your camera and display the current information on the screen.( like Aperture, Shutter Speed, Exposure parameters, etc. ),and with Built-in IS function, making your focus much more precise and clear..
  • 【USB Firmware Upgrade】Equipped with USB interface, can realize software upgrade. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades..
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K&F Concept PK K Mount Lens to Sony NEX E-Mount Lens Adapter Compatible with Sony NEX-3 NEX-3C NEX-3N NEX-5 NEX-5C NEX-5N NEX-5R NEX-5T NEX-6 NEX-7 NEX-F3 NEX-VG10 VG20

  • 【Compact & Portable】: Full metal body, this lens is compact and portable. the 60mm F2.8 II is smaller in size(60mm in diameter, 74.5mm in length)....
  • 【APS-C-format Lens】: Short telephoto prime is designed for APS-C-format Sony E-mount mirrorless cameras and provides a 90mm equivalent focal....
  • 【 11 Elements in 8 Groups & Ideal Aperture】: Its optical system consists of 11 elements in 8 groups. Bright f/2.8 maximum aperture suits working....
  • 【1:1 Magnification, Manual Focus】: Life-size 1:1 maximum magnification pairs with a 17.5cm minimum focusing distance to suit working with close-up....
  • 【 De-clicked Aperture Ring】: The de-clicked aperture ring offers smooth, silent rotation throughout the aperture range, making it ideal for....
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Tokina FRN-MF20FXSE 20mm f/2 FE MF Lens for Sony E

  • E-Mount Lens/Full-Frame Format. Aperture Range: f/2 to f/22.
  • Three Super-Low Dispersion Elements. Two Aspherical Elements.
  • Multi-Layered Coating. Manual Focus and Aperture Control.
  • Aperture Ring Can Be De-Clicked. Supports In-Camera Assist Functions.
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ZONLAI 25mm F1.8 Discover Manual Focus Lens for Sony NEX ILCE A5000 A6000 Camera Silver

  • Twelve blade circular aperture unit for impressive portraits.
  • Maximum f/1.8 aperture, great for low-light shooting.
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Sigma 17-70mm F2.8-4 Contemporary DC Macro OS HSM Lens for Nikon

  • Compatible with APS-C format DSLRs. Compatible with Sigma's USB Dock.
  • A large-aperture, standard zoom lens for digital cameras with an open-aperture value of F2.8 (at 17mm) and covers the most frequently used focal lengths.
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Laboy Glass Single Neck Flat Bottom Boiling Flask 2000mL with 24/40 Joint Heavy Wall Receiving Apparatus Organic Chemistry Lab Glassware

  • ...nmeyer flask which have the sharp and vulnerable corners.The short neck is with a standard taper joint,which can attach the lab glassware with standard tape joint..
  • WIDELY USED-----A flat bottom flask is used in chemistry laboratory for experiments involving collecting and measuring liquids, mixing solvent In a apparatus,the flat bottom flasks can attach to a adapter,liebig or allhnn condenser,take off adapter as a or receiving flask.In a soxhlet extraction, a flat bottom attaches the soxhlet extractor used as boiling and receiving flask..
  • DIMENSIONS-----This flat bottom flask has a capacity of 2000mL,the short neck is with a 24/40 standard taper female joint, which is interchangeable ,can be attached to any jointed glassware with a 24/40 male joint..
  • HEAVY WALL ---Laboy glass flasks are heavy wall design , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 800 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable..
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Panasonic Lumix G Leica DG Vario-Summilux 10-25mm, F1.7 ASPH. Lens, Stepless Aperture, Video Performance, Mirrorless Micro Four Thirds Mount, H-X1025

  • Leica DG vario-summilux – Leica camera ag’s strict quality standards optimized for photo/video has been developed into this ruggedized Mirrorless micro Four Thirds mount lens..
  • F1. 7 full range – F. 17 high-speed aperture brightness is available across the entire zoom range of 10-25mm.
  • Stepless aperture – a stepless “De-Clicked” aperture ring and micro-step Drive aperture system provide smooth transitions when scene brightness changes rapidly..
  • Reduced brightness shifts - The optical design achieves exceptional barycentric stability to minimize image shifts during zooming..
  • Clutch focus –a focus Clutch Mechanism enables instant AF/MF switching and accurate manual focusing Plus an inner focus Drive system provides near silent operation..
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