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What would be the best microscope for surveying the contents of a petri ...

A stereo microscope would be effective for examining petri dishes. The stage is large enough to hold big dishes, and the wide field of view will make it easy to...

What would be the best microscope for surveying the contents of a petri ...

A stereo microscope would be effective for examining petri dishes. The stage is large enough to hold big dishes, and the wide field of view will make it easy to...

How do I focus my microscope?

First, insert a slide or you specimen on the microscope stage. For first-time use, get an object with a clearly identifiable pattern, like the engraving marks on a dollar bill...

How do I focus my microscope?

First, insert a slide or you specimen on the microscope stage. For first-time use, get an object with a clearly identifiable pattern, like the engraving marks on a dollar bill...

What do the numbers on the barrel of the microscope objective mean? What about the letters DIN and JIS?

What do the numbers on the barrel of the microscope objective mean? What...

Microscope objective lenses will often have four numbers engraved on the barrel in a 2x2 array. The upper left number is the magnification factor of the objective. For example, 4x,...

What do the numbers on the barrel of the microscope objective mean? What...

Microscope objective lenses will often have four numbers engraved on the barrel in a 2x2 array. The upper left number is the magnification factor of the objective. For example, 4x,...

What’s the resolution of a microscope? Is this related to numerical aper...

A microscope’s resolution is its ability to form separate images of lines or dots. It’s defined in terms of the actual distance between details on the object. The wave nature...

What’s the resolution of a microscope? Is this related to numerical aper...

A microscope’s resolution is its ability to form separate images of lines or dots. It’s defined in terms of the actual distance between details on the object. The wave nature...

What is a condenser?

A condenser is a glass lens or lens system located within or below the stage (sub-stage) on compound microscopes. Its basic function is to gather the light coming in from...

What is a condenser?

A condenser is a glass lens or lens system located within or below the stage (sub-stage) on compound microscopes. Its basic function is to gather the light coming in from...

What are parfocal objectives?

Parfocal refers to the ability to change objectives with differing powers and have the focus remain sharp. The distance from the top of the objective to the object being viewed...

What are parfocal objectives?

Parfocal refers to the ability to change objectives with differing powers and have the focus remain sharp. The distance from the top of the objective to the object being viewed...