Best Selling Products

National Wildlife Federation’s new all-photographic field guide to North American insects, spiders, and related species, is the most up-to-date of ...

Magnification: 10XObjective diameter: 42mmEye relief: 22mmExit pupil: 4.2mmField of view: 8.2 degreesMinimum focus distance: 1.7mWeight: 705g

Magnification: 10XObjective diameter: 42mmEye relief: 17mmExit pupil: 4.2mmField of view: 6.5 degreesMinimum focus distance: 1.7mWeight: 699g

Magnification: 8.5x Effective objective lens diameter (mm): 42 Exit pupil diameter (mm): 4.9 Exit pupil distance (eye relief) (mm): 20 Fiel...

Magnification: 10xEffective objective lens diameter (mm): 42 Exit pupil diameter (mm): 4.2 Exit pupil distance (eye relief) (mm): 20 Field of ...

Diameter: 100mmFocal Length: 900mmF Ratio: F/9Mount Not IncludedDielectric Diagonal 90°, 2"25mm and 5mm Eyepieces IncludedCase Included

These multipurpose flashlights provide instant switch between the night vision protecting red light and regular white light. A convenient control w...

2" 45 degree correct image prism diagonal, precision polished

Rabais liquidation 20%

CX Series cordless Microscope The Perfect Microscopes for young Scientists from Grades 6 to 12! A precision built, tamper-proof microscope that is ...

made of glass, after the idea of Galileo Galilei, 4 balls, multi-colour, with silver-coloured tagsRange: T: +18...+24°C / 2° graduationtable standi...

housing with chrome ringwall mounting, Ø 136 x 43mm

Extension Clamp Constructed of cast aluminum. The jaws open to a maximum capacity of 3". Overall length 9.5". (1Ib).

DISTILLING APPARATUS STUDENT Distilling Apparatus No two liquids have exactly the same boiling point. Therefore, it is possible to separate any mix...

Filtering flasks made from borosilicate glass.

PRICE SUBJET TO CHANGE, PLEASE CONTACT USMagnification: 20XObjective diameter: 80mmAngular field of view: 3.2°Exit pupil: 4mmEye relief: 15.5mmClos...