Set B—continued 
No. 
No. 
Set E. Object glasses and eyepieces required for use with Greenough 
. 3266. 
. 3268. 
. 3010. 
OUI: 
. 3012. 
. 3013. 
3269. 
, eres 
. 3270A. 
. 3240. 
, oye. 
pio242: 
» e245, 
5 Bel, 
. 3249. 
3280. 
Compensating eyepiece 15 m/m. (X17) ... 
Compensating eyepiece 10 m/m. (x25) ... 
Compensating eyepiece 5 m/m. (X50) ... 
14 in. Apochromatic object glass, 40 m/m. 
5 in. Apochromatic object glass, 16 m/m. 
3 in. Apochromatic object glass, 8 m/m. 
4 in. Apochromatic object glass, 4 m/m. 
3 in. Apochromatic object glass, 1.2 N.A., 3 m/m. 
oil immersion 
y In. Apochromatic object glass, L4N.A. 2 mm. 
oil immersion 
Sloan objective changer with 6 fittings, in 2 cases 
Extra compensating eyepiece, 45 m/m. (x6) 
Extra compensating eyepiece, 22 m/m. (X11) ... 
Pair object glasses, 55 m/m. do0 ; 
Pair object glasses, 49 m/m. 
Pair object glasses, 832 m/m. 
Pair object glasses, 16 m/m. 
Set G. Additional apparatus for petrology. 
Yo. 
fe) 
Li Zi ZL) ZZ Ze Ay ZZ, 
©) SONS) COS) eS) 
Set D. “For 
3350. 
. 3998. 
. 3997. 
. 3060. 
3058: 
OLDS: 
moUnaS: 
. 3080s. 
. 3081. 
. 3085s. 
3988. 
Quartz and selenite wedge 
it Mica wave plate - 
Gypsum plate, Ist order .. 
Bertrand eyepiece 
Babinet’s compensator 
Goniometer eyepiece 
Small stage goniometer 
Wright’s stage refractometer 
Clarici cell on 
Shand micrometer ... 
Micro spectroscopic eyepiece 
metallurgical work. 
. 3266. 
. 3268. 
. 3270. 
. 3241. 
. 3232. 
. 3244. 
. 3248. 
oouu: 
. ddd9A. 
. 4960. 
. 3315. 
Compensating eyepiece 45 m/m. ( 
Compensating eyepiece 22 m/m. (X11) .. 
Compensating eyepiece 10 m/m. ( X25) .. 
* in. Apochromatic object glass, 16 m/m. 
4 in. Achromatic object glass, 8 m/m. .. 
4 in. Apochromatic object glass, 4 m/m. 
yy in. Apochromatic object glass, 1-3 N.A., 2 m/m. 
oil immersion 
Aplanatic ring illuminator to fit ‘Nos. 3241 and 
3232. Ses 
Aplanatic ring ‘illuminator to fit No. 3244 
Vertical illuminator thin glass pattern 
Bull’s eye condenser on stand 
p— 
DON & bob 
— 
i=) 
15 0 
25 0 
4 12 
— 
Or 
am a) ooo°ococoo 
binocular. 
262 20 
DAKO) 0 
alOmO 
310) 0 
410 O 
0 
5 10 
SFOADrcoecocooccoe 
m= OW ~1b9 bo bo 
_ 
S 
— 
— 
ioe) 
(o>) oO 
oooo i=) ooocoo 
| 
| 
| 
| 
Set D.* The above set D with achromatic instead of apochromatic object glass 
and Huyghenian eyepieces instead of compensating ee ae 
£106 16 6 
£21125 20 
{| 
{ 
q 
£53 13 0 
£56u TO 
£26 1 0 
If the binocular body is supplied, the eyepieces must be duplicated at a corresponding 
additional price. 
38 
