app download
ArtFox APP
Home > Auction >  欧洲精美钟表、气压计及科学仪器 >  Lot.15 A LARGE VICTORIAN LACQUERED BRASS COMPOUND MINOCULAR POLARIS...

LOT 15 A LARGE VICTORIAN LACQUERED BRASS COMPOUND MINOCULAR POLARIS...

Starting price
GBP150
Estimate  GBP  150 ~ 200

Viewed  186  Frequency

Pre-bid 0  Frequency

Log in to view

logo Collect

Dreweatts 1759

欧洲精美钟表、气压计及科学仪器

Dreweatts 1759

Name

Size

Description

Translation provided by Youdao

Translate
Size

Description

A LARGE VICTORIAN LACQUERED BRASS COMPOUND MINOCULAR POLARISING MICROSCOPEWATSON BROTHERS, LONDON, CIRCA 1885The body tube assembly fitted with a prism/filter slide aperture beneath fine screw focus at the eyepiece end, the junction with the 'Lister' type limb with rack-sliding primary focus adjustment incorporating Vernier distance scale calibrated in inches divided into fiftieths, the circular stage with X and Y diagonal subject positioning, slide clips mounted within dovetail grooves and calibrated in degrees of rotation to outer edge, the subs stage assembly with swing-out condenser lens incorporating a prism set within rotating bezel and the underside with pivoted plano-concave mirror mounted on a double-jointed pivot, the whole raised via pivoted axis support on a complex cast base with twin uprights and integral Y-shaped stand engraved WATSON BRO'S:, 4 Pall Mall, London, 5192 to the rear, in a mahogany box with three body tube filter slides only, (lacking all lenses except the substage condenser).The box 40.5cm (16ins) high, 24cm (9.5ins) wide, 20cm (8ins) deep.According to the Virtual Museum of the History of Minerology the present model of microscope was developed in London in 1879 by Thomas William Watson (son-in-law of William Tranter, gunsmith of Birmingham). The instrument was designed in collaboration with the renowned geologist Frank Rutley and was probably one of the earliest professional quality polarizing instruments made in England. Thomas was joined in business by his brother in around 1885 and the name was changed to Watson Brothers. This example comes from about this time.

Preview:

Address:

Donnington Priory Oxford Road Donnington Newbury Berkshire RG14 2JE

Start time:

  • Commission  GBP
  • 0 ~ Unlimitation30.0%

Online payment is available,

You will be qualified after paid the deposit!

Online payment is available for this session.

Bidding for buyers is available,

please call us for further information. Our hot line is400-010-3636 !

This session is a live auction,

available for online bidding and reserved bidding

×
This session requires a deposit. Please leave your contact. Our staff will contact you. Or you can call400-010-3636 (Mainland China)+86 010-5994 2750 (Overseas) Contact Art Fox Live Customer Service
Contact:
Other Lots in this session 170unit
A RARE GEORGE III MAHOGANY HODOMETER OR WAYWISER

LOT 6

A FRENCH SILVER BUTTERFIELD PATTERN PORTABLE SUNDIAL

LOT 7

A RARE DUTCH SILVER-COLOURED METAL POCKET PERPETUAL CALENDAR

LOT 8

A RARE WOODEN-CASED ELECTROTHERAPY OR DIATHERMY MACHINE

LOT 9

Y AN EBONY AND BRASS NAVIGATIONAL OCTANT

LOT 10

Y AN EBONY AND BRASS NAVIGATIONAL OCTANT

LOT 11

AN ENGLISH OXIDISED BRASS SEXTANT

LOT 12

A FINE GEORGE II MAHOGANY CASED CUFF PATTERN MONOCULAR MICRO...

LOT 13

A VICTORIAN LACQUERED BRASS COMPOUND BINOCULAR MICROSCOPE

LOT 14

A VICTORIAN LACQUERED BRASS COMPOUND BINOCULAR MICROSCOPE

LOT 16

A VICTORIAN LACQUERED BRASS COMPOUND BINOCULAR MICROSCOPE

LOT 17

A VICTORIAN LACQUERED BRASS PORTABLE MONOCULAR MICROSCOPE

LOT 18

A BLACK JAPANNED MONOCULAR COMPOUND MICROSCOPE

LOT 19

A BLACK JAPANNED AND LACQUERED BRASS ‘PATNA’ COMPOUND BINOCU...

LOT 20

A VICTORIAN LACQUERED BRASS 3.25-INCH REFRACTING TELESCOPE

LOT 21

AN UNUSUAL FRENCH LACQUERED BRASS THREE-INCH SIX-DRAW PORTAB...

LOT 22

Art Fox Live
Buyers
Auctioneers
Follow Us
Feedback

在线客服

咨询热线

400-010-3636

微信公众号

APP下载

顶部

Hint
You will not be able to bid and pay the deposit when the session is ended.
Hint
You will not be able to bid and pay the deposit when the current bidding is ended.
Hint
宝物的份数已经被购完,下次下手请及时。
Hint
You will not be able to bid and pay the deposit when the session is ended.
Hint
You will not be able to bid and pay the deposit when the session is ended.
Hint
You will not able to bid now when the bid is started or ended.