-
Object number
G-29a
-
Classification
Optical Instrument
-
Object name
Mirror
-
Title
Mirror: Telescope
-
Creator
Herschel, William, 1738-1822
-
Description
Newtonian primary mirror (for G-29), 6.2" diameter. Secondary mirror and eyepiece mounted on G-29 tube. Primary mirror is mounted in brass frame with brass handle on back.
-
Inscription/Sig.
/ Unsigned
-
Material
brass, metal
-
Place Of Prod.
England
-
Dimensions
|
Imperial(in) |
|
Metric(cm) |
| Height |
|
|
2.6 |
| Width |
|
|
16.2 |
| Depth |
|
|
16.2 |
| Diameter |
|
|
|
| Circumference |
|
|
|
-
Frame
|
Imperial(in) |
|
Metric(cm) |
| Height |
|
|
|
| Width |
|
|
|
| Depth |
|
|
|
| Diameter |
|
|
|
