Optomechanics
104
Mounting Basics
Optical Rails
Mirror Mounts
Lens Mounts
Filter Mounts
Rotation Mounts
Adapters
V-Mounts
Apertures& Iris Diaphragms
Lens Tubes
Cage Systems
www.thorlabs.com
Lab Jack
1/4" -20 (M6)CLEARANCE SLOTS
2.2" (55.9mm) HeightFully Retracted
Removable Adjustment Knob Included
4.4" (111.8mm)Fully Extended
EXTENDED SIDE VIEW
RETRACTED SIDE VIEW
TOP VIEW
Hei
ght
(inc
hes)
The L490 Lab Jack utilizes a dual-pantograph design, which offersexcellent rigidity. The adjustment mechanism uses a leadscrew toclose the angle between the opposing pairs of supporting struts.Stainless steel axles and connecting rods allow loads of up to 75lbs(34kg) to be smoothly elevated over the full range of the L490. Thetop and bottom plates each have an array of nineteen 1/4"-20 (M6)tapped mounting holes on 1" (25mm) centers. Additionalmounting slots have been added to both the top and bottom plates.
■ Heavy-Duty Design Supports Over 75lbs (34kg)■ 4" x 7" (100 x 180mm) Mounting Surface ■ 1/4"-20 (M6) Mounting Holes, 19 Locations■ Top and Bottom Mounting Slots
METRICITEM# ITEM# $ £ € RMB DESCRIPTION
L490 L490/M $540.00 £ 340.20 € 502,20 ¥5,157.00 Heavy-Duty Lab Jack
L490
The L200 Mini Lab Jack offers the same highly rigid dual-pantographdesign as the L490 above but in a smaller package size. The adjustmentmechanism provides smooth, vertical motion while supporting vertical loadsof up to 50lbs (22kg). The top and bottom plates each offer a generoussupply of tapped holes and counterbores, adding to mounting flexibility.
Mini Lab Jack
ITEM# METRIC ITEM# $ £ € RMB DESCRIPTION
L200 L200/M $ 390.00 £ 245.70 € 362,70 ¥ 3,724.50 Mini Lab Jack
■ Compact Design■ Compatible With Mini-Series
Breadboards and Components■ 1.1" Total Height Adjustment■ Height Adjustment Made With
1/8" Balldriver (Included)
1.87"(47.5mm)
4.10"(104.1mm)
4.00"(101.6mm)
0.85"(21.6mm)
3.00"(75mm)
0.50"(12.5mm)
TYP.
1.00"(25.8mm)
1.00"(25.8mm) 0.50"
(12.5mm)TYP.
2.00"(50mm)
COUNTERBOREFOR #4 (M3) SCREW4 PLACES#4-40 (M3-0.5) TAP
8 PLACES
#8-32 (M4-0.7 TAP4 PLACES
3.20"(81.3mm)
3.00"(76.2mm)
L200
BalldriverHeight adjustment made with 1/8" balldriver, which is included with the L200 Lab Jack.
See Page 966
BeamProfilers
3 MountingBasics 98-108.qxd.P 7/5/07 2:11 PM Page 104