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Treasured gifts for students and hobbyists

bring the wonders of nature right into view

For the serious student

WORLDS BEYOND

____....

~

[ID

1.25

330P~

r1l

1199

5

or

$6

Month~

L!J

see

pace

217

r1l

500X REFRACTOR TELESCOPE. fo.

L!J

cal length

lOOOmm. Rack and pinion

focusing. Interchangeable HM6mm, HM12.S–

mm. and HM20mm eye lenses; diagonal prism;

3X Barlow lens; erecting prism; sun filter; sun

projection screen; 6X30 finderscope. F.qua–

lorial mount with 2 setting circles, double

indexing system. Wooden tripod with tray.

From Japan.

For details

see

chart below.

X 918-0043 A-Shpg.

wt.

43 lbs.*.

119.95

Clock drive

for

above. 110-120 volts. AC.

X 918-1728 A-Shpg. wt. 2 lbs....

29.95

rtt:l

1200X MICRO ·

~

SCOPE KIT. Eye lens

of microscope zooms from

lOX to 20X; SX, l 2X. 40X,

and 60X objectives. Power–

Calculator® turret shows

viewing power. Equipment

and manual for 25 experi–

ments. Wcxxien

storage

case. From Japan.Wt.12 lbs.

X 918-0100 A ..

39.95

Microscope set without

lab kit. Shpg. wt. 7 lbs.

X 918-0092 A..

22.98

rt

ffil

19.95

Ideal for bird-watchers

'21

30X REFRACTOR TELE–

~

SCOPE. 30mm objective lens.

2-section draw-tubefocusing. Opens

from 7'%

in.

to 13¥.I

in. With

altitude-arimuth

table-top

tripod;

split-leather carrying

case;

in–

structions. Imported from Japan.

Shipping weight 2 lbs.

X 918-3765 A...........

7.95

25X 3-section hand telescope.

Open.• from S in. to 14¥2 in. No

tripod. Wt. l lb. 8 oz.

X 918-3773 A...........

4.95

"A KEY TO WORLDS BEYOND." Astronomers' manual.

X 918-1744 A-Shipping weight 3 oz.. . . . . . . . . . .

1.25

fAl

50X REFRACTOR TELESCOPE. Focal length S20mm.

L!.J

Rack and pinion geared focusing. Fixed eyepiece variable

from 2SX to SOX. Altitude-azimuth mount. Metal table-top tripod

rubber-tipped feet. From Japan.

See chart below for details.

X 918-3732 A-Shipping weight 3 lbs..............

10.95

w

lOOX REFRACTOR TELESCOPE. Focal length 600mm.

~

Rack and pinion focusing. H6mm, Hl2.Smm. and H20mm

interchangeable eye lenses; diagonal prism; sun filter; 4Xl5

finderscope. Altitude-azimuth mount. Metal table-top tripod, rub–

ber-tipped feet. From Japan. See

chart below for details.

X 91.8-3591 A-Shipping weight 6 lbs. 8 oz..........

29.95

It!]

266X REFRACTOR TELESCOPE. Focal length 800mm.

~

Coarse focusing, rock and pinion fine focusing. H6mm

and

H12.Smm interchangeable eye lenses; diagonal prism; 2X Barlow

lens; erecting prism; sun filter; sun projection screen; solar

aperture cap;

5X24

findersC'Ope. Altitude-azimuth mount with

micro adjustments. Telesc:oping 54-in. metal

tripod

with accessory

tray. Imported from Japan.

See

chart

below for details.

X 918-9077 A-Shipping weight 22 lbs. 8 oz.*.......

69.95

irY1

l 40X REFLECTOR TELESCOPE. Focal ratio F 10.8,

W

focal length 700mm. HSmm and Hl2.Smm eye lenses; sun

filter; solar aperture cap; SX24 finderscope. Altitude-azimuth

mount with micro-altitude control. Fully adjustable S4-in. tele–

scoping metal tripod. From Japan.

See chart below.

X 918-3575 A- 17 lbs.•............ . .............

49.95

Item

Catalog

Max.

I

Resolving

Lens

Price

number

power

power

diameter

------

[I]

X 918-0043 A

SOOX

1.9 sec.

60mm

119.95

[4]

X 918-3732A

SOX

3

sec.

40mm

10.95

[SJ

X 918-3591 A

!OOX

2.8

sec.

SOmm

29.9S

[6]

X 918-9077 A

266X

2.S sec.

60mm

69.9S

[7]

1

X 9!8-357S A

140X

1.9 sec.

3"

mirror

49.9S

[8]

X 918-3658 A

60X

2.S sec.

60mm

'

19.9S

lol

60X REFRACTOR TELESCOPE. Focal length 430mm.

L2J

Rack and pinion focusing. Fixed eyepiece variable from lSX

to 60X. Altitude-azimuth mount. Metal tripod adjustable from 30

in. to S4

in.

From Japan. See

chart below for details.

X 918-3658 A-Shipping weight 13 lbs. 8 oz........

19.95

ml

750X MICROSCOPE KIT. Microscope has lOX to ISX

~

:zooming eye lens; SX,

lSX, 30X, and SOX objectives.

Power indicator on turret. 3-volt lamp uses 2

uAAu

batteries (no

included--order on page 172). Lab kit includes slides, stains,

dissecting

tools,

specimens, etc. Imported from Japan.

X 918-9465 A-Shipping weight 4 lbs...............

12.95

Similar, but 600X microscope with fixed eye lens; SX. 20X, and

40X objectives; no lamp; smaller lab kit.

X 918-1900 A-Shipping weight 3 lbs................

7.95

ril\l

900X MICROSCOPE KIT. Microscope has lOX to 20X

~

zooming eye l<:ns; SX, 12X, 20X, 4SX objectives. Power

indicator on

turret.

3-volt lamp uses 2 "AA" batteries (not in–

cluded--order on page 172). Lab kit includes slides, stains,

dissecting tools, specimens, etc. Imported from Japan.

X 918-0068 A-Shipping weight S lbs. 8 oz.........

18.95

[ill

MICROSCOPE ILLU MINATOR. 20-watt bulb. 110-120

volts, AC.

X 918-3864 A-Shipping weight l lb. 8 oz............

4.95

DISSECTING KIT. 18 chrome-plated tools, hand scope.

X 918-0530 A-'-Shlpping weight I lb. 8 oz........

6.98

f}gi

PREPARED SLIDES. Twelve prepared slides to each set.

~

Sets have assortment of microscopic life---such as common

bacteria, disease germs, etc.

X 918-4318 A-Shipping weight 12 oz...... 1 set of 12

2.00

WELL SLIDE KIT. Slides, cover slips, neutral solution.

X 918-4003 A-Shipping weight 8 oz............

1.50

•Not mailable- pay shipping charges on delivery