Bausch & Lomb Laboratory Microscope US Navy 1944 Rochester GREAT STUDENT GIFT

Description

US Navy Bausch & Lomb Microscope  Manufacturer:  Bausch & Lomb Optical Co. Rochester, N.Y. 1944  US Navy Bausch & Lomb Microscope  Serial #: VL8127                     Production Date: 1944  US Navy Bausch & Lomb Microscope  Laboratory model with revolving nose holding three objective lenses.  US Navy Bausch & Lomb Microscope  The base of the instrument is engraved “U.S. NAVY” & the Paraboloid Condenser is marked “USN.  MD.”  US Navy Bausch & Lomb Microscope  This microscope, with a built-on mechanical stage was designed for laboratory research & for bacteriological work.  Also, used in colleges by students to demonstrate the use of different kinds of illumination used in microscopy. Physicians used this type of microscope for blood counting and for bacteriological work requiring oil immersion. It is of tilting construction, with a fixed length tube (non-drawing), accepting regular size eyepieces and objective lenses. The tilting feature allows for easy access to the substage to change the condensers and filters.  US Navy Bausch & Lomb Microscope  The tilting feature allows for easy access to the substage to change the condensers and filters.  US Navy Bausch & Lomb Microscope  The large coarse focusing knob adjusts the focus with a diagonal cut rack and pinion, sliding the body tube up & down on brass “rails.” And, the fine focus lever is important for oil immersion work.   US Navy Bausch & Lomb Microscope  The square mechanical stage has a spring arm to hold slides and is easily moved with two rack and pinion adjustments   US Navy Bausch & Lomb Microscope  The fork-mounted mirror has plane and concave surfaces & it is attached in a fixed position to the substage support.  US Navy Bausch & Lomb Microscope  Two 5X eyepieces and three objective lenses  10X,  43X & 97X are included.  US Navy Bausch & Lomb Microscope  The 5X Huygenian eyepieces are in excellent condition, clean & scratch free.  US Navy Bausch & Lomb Microscope  16mm 0.25 Divisible 10X Achromat dry objective.  US Navy Bausch & Lomb Microscope  4mm 0.65 43X Achromat dry objective.  US Navy Bausch & Lomb Microscope  1.8mm 1.25 97X Achromat oil immersion objective.  US Navy Bausch & Lomb Microscope  The 10X dry objective is very useful where greater resolving power and a larger field is desired. The 43X dry objective is used for blood counts. The 97X oil immersion objective is excellent for bacteriological work.  Optics are all in very good condition, no scratches on lenses, and with cosmetic tarnishing of metal.  US Navy Bausch & Lomb Microscope  An Abbe Condenser is furnished, which fits into the substage from below and it is provided with an iris diaphragm.  It sends light through the object sufficiently large to fill the aperture of the objective with light. A blue glass for daylight illumination & dark ground stop for use below the condenser are also included.  US Navy Bausch & Lomb Microscope  A Paraboloid Condenser for Dark Field Illumination is included for slide thickness 1.5-1.6 mm, making it possible to examine objects invisible with ordinary means of illumination.  Primarily used for unstained & living microorganisms in medical & biological research.  US Navy Bausch & Lomb Microscope  All optical parts are in excellent condition, no scratches on the lenses.  The microscope’s mechanical movements are operate smoothly.  The body has some minor pitting of the paint & very minor scratches.  US Navy Bausch & Lomb Microscope  The locking mahogany box, with key, is in excellent condition.  Two lens holders slide into the upper portion & a condenser holder at the back.  US Navy Bausch & Lomb Microscope  A superb functional microscope in great condition  US Navy Bausch & Lomb Microscope  A GREAT GIFT FOR A STUDENT Inventory #1978
Bausch & Lomb Laboratory Microscope 1944
Model:
Laboratory
Manufacturer:
Bausch & Lomb Optical Co. Rochester,  N.Y.
This microscope, with a built-on mechanical stage was designed for laboratory research & for bacteriological work.  Also, used in colleges by students to demonstrate the use of different kinds of illumination used in microscopy. Physicians used this type of microscope for blood counting and for bacteriological work requiring oil immersion. It is of tilting construction, with a fixed length tube (non-drawing), accepting regular size eyepieces and objective lenses. The tilting feature allows for easy access to the substage to change the condensers and filters.
GREAT GIFT
Click Link Below To See Our Other Similar Listings:
europroductsantiques
International buyers are responsible for knowing their own customs & importation rules with respect to the item(s) being purchased and pay for the customs fees imposed.
All invoices will show the full purchase price of the item(s) being shipped.
©
PLEASE NOTE:
We endeavor to describe all items to our best ability.
We note the obvious "observed" defects and the condition of the items we sell.
We post high resolution images of all the items we offer, and we provide additional & higher resolution images when requested.
We hold our clients in high esteem, we enjoy their very favorable expressions of interest, and, we have a high degree of satisfaction from buyers.
We are not perfect.
What we consider being a great working condition camera showing very little use, the following information is being added to all our camera listings:
1. The mechanical, working speeds of shutters have not been tested professionally,
and, the reported conditions are merely our "observed" opinions as to the accuracy.
2. The naked eye "observed" condition of lenses & iris leaves are reported.
3. No old camera has ever been used by us to take pictures and we are not warranting suitability of any camera for taking pictures.
4. If a specific component & its functional state is of interest to the buyer, then we advise that questions are addressed to us prior to bidding.
5. If you are an amateur & do not know what you are buying, then please, refrain from bidding on our items.
6. If you are a professional and need amplification of a description and condition, then please, do not hesitate to send a query.
7. If there is a problem, please extend the courtesy to allow us to address the issue, and help us to resolve it civilly, without acrimony or negative feedback.
8. We always welcome corrections and comments concerning our listings from all the eBay scholars.
Click Link Below To See Our Other Similar Listings:
europroductsantiques
Due to eBay's new rules
, where they hold buyers' payments for up to a week before they deposit the funds to our account, we must inform you that it may take up to a week before we can ship your item. We thank you for your understanding.