MICROBIAL CELL COUNTER
LUNA-II YF™ 自動酵母セルカウンター

Yeast strains used in food and drink production can be notoriously clumpy.The LUNA-II YF™ has an autofocusing cell counting and declustering algorithm that counts individual yeast cells in just 15 seconds.

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As is well-known in brewing and winemaking industries, the quantity of yeast pitched to initiate fermentation directly affects the flavor, aroma, and quality of the final product. Although yeast can be pitched by weight or volume, such methods are inexact and highly variable. The ASBC method using methylene blue method is more accurate but time consuming and subjective. Use the LUNA-II YF™ to get accurate and reproducible yeast cell counts in as little as 15 seconds. This little counter sits comfortably in a cell culture hood or on your benchtop to fit seamlessly into your workflow.

Accurate Yeast Cell Counts
The LUNA-II YF™ provides cell count and viability data with the precision and consistency of a flow cytometer.
15 Seconds To Results
Using dual fluorescence optics, an autofocusing liquid lens, and advance software, the LUNA-II YF™ produces data in just 15 seconds.
Yeast-Optimized Analysis
Unlike flow cytometers, the LUNA-II YF™ has advanced declusteringcapabilities, and can count even the clumpiest cells.
Verified With Multiple Strains
We’ve independently tested 30+ brewing yeast products on the LUNA-II YF™.Visit the cell DB for a partial list.
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最小限のコスト、最大限の利便性
コストセーブが懸案のラボに最適。LUNA™シリーズの自動セルカウンターは、LUNA™リユーザブルスライドに対応しています。手動カウントと同等の低コストを実現しながら、時間の節約、主観的な判断やユーザー間のばらつきを解消します。また、ディスポーザブルスライドを使用すれば、清掃不要で手間なく、最高レベルのカウント精度を維持できます。
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お客様の声
(5.0)
Alireza Hassani Najafabadi

Great results and value.
I like this product. The machine is so good and accurate. I always check the results with manually counting and the results are consistent.

University of Michigan

(5.0)
Le Dinh De

Great product. I am an equipment manager. I am very pleased with this product to check and count enamel in beer. Fast, accurate and complete parameters are the most basic factors. It is very easy to use. After sales care service is very good. Product worth the money.

Sabeco (Saigon Beer-Alcohol-Beverage Corporation)

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Where The LUNA-II-YF™ Has Been Cited
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リソース
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LUNA-II YF™
flyer

2022-04-07 | 421.36 KB

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Logos Biosystems Products
Brochure

2022-04-07 | 2.14 MB

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LUNA-II YF™
Quick Start Guide

2021-06-18 | 614.45 KB

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Fast automated yeast cell counting algorithm using bright-field and fluorescence microscopic images
Product literature

2018-04-16 | 1.7 MB

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セルDB
Fermentis
Saflager S-23 Lager Yeast
Yeast cells stained with FDA/PI
Default Protocol: FDA-PI
l Dilution factor: 1.18
l Min. fluorescent object size: 1 µm
l Max. fluorescent object size: 60 µm
l Green fluorescence exposure: 4
l Red fluorescence exposure: 6
Fermentis
Safale WB-06 Wheat Beer
Yeast cells stained with FDA/PI
Default Protocol: FDA-PI
l Dilution factor: 1.18
l Min. fluorescent object size: 1 µm
l Max. fluorescent object size: 60 µm
l Green fluorescence exposure: 4
l Red fluorescence exposure: 6
Lallemand
Munich Wheat Beer
Yeast cells stained with AO/PI
Default Protocol: AO-PI
l Dilution factor: 1.11
l Min. fluorescent object size: 1 µm
l Max. fluorescent object size: 60 µm
l Green fluorescence exposure: 7
l Red fluorescence exposure: 3
Lallemand
Nottingham Ale
Yeast cells stained with AO/PI
Default Protocol: AO-PI
l Dilution factor: 1.11
l Min. fluorescent object size: 1 µm
l Max. fluorescent object size: 60 µm
l Green fluorescence exposure: 7
l Red fluorescence exposure: 3
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注文情報
Cat # Product Qty
L50001 LUNA-II YF™ Automated Yeast Cell Counter 1 unit
L12005 PhotonSlide™, 50 Slides 1 box
L12006 PhotonSlide™, 500 Slides 10 boxes
L12007 PhotonSlide™, 1000 Slides 20 boxes
L12011 LUNA™ Reusable Slide 1 unit
L12012 LUNA™ Reusable Slides 2 units
L12014 LUNA™ Reusable Slide Coverslips 10 units
F23001 Acridine Orange/Propidium Iodide Stain 2 x 0.5 mL
F23002 Acridine Orange Stain 2 x 0.5 mL
F23003 Propidium Iodide Stain 2 x 0.5 mL
F53002 Cell Dilution Buffer II 5 x 20 mL
F23202 Yeast Viability Kit 1
– Propidium Iodide Stain for Yeast (1 x 0.5 mL)
– Fluorescein Diacetate Stain (1 x 0.5 mL)
– Cell Dilution Buffer (1 x 20 mL)
– Fluorescence Signal Enhancer 1 (1 x 0.5 mL)
1 kit
F23102 LUNA™ Fluorescence Calibration Beads 2 x 1 mL
L54003 LUNA-II YF™ IQ/OQ Protocol 1 copy
P10001 LUNA™ Printer I 1 unit
P12001 LUNA™ Printer I Paper (Thermal, 275 prints/roll, 6rolls) 3 x 2 rolls
仕様
Instrument Type Benchtop cell counter
Dimensions (W x D x H) 16 x 18 x 28 cm (6.3 x 7.0 x 11.0 in)
Weight 1.8 kg (3.9 lb)
Cell Concentration Range 5 x 104 – 1 x 107 cells/mL
Cell Diameter Range 1 – 60 µm (optimal range: 1-30 µm)
Cell Viability Range 0 – 100%
Image Type TIFF, 1.1 MP
Processing Time* 10** (manual focusing) or 15** (autofocusing) seconds at ~1 x 106 cell/mL

 

*Processing time may vary according to cell type and concentration.
**This is the minimum processing time for each focusing option at the specified concentration of Saccharomyces cerevisiae.”