light weight * Dual knobs for on/off and volume * Adjustable plastic headband to fits all sizes * 3
Don’t expose the film to temperatures above 30°C for long periods>
we advise users to carry a spare battery and keep it warm by storing it in a pocket
FOCAL LENGTH 4m/12ft RELATIVE BRIGHTNESS 10
So we recommend that you choose a PL-CIR filter unless you have a manual focus camera which has no beam splitter
Celestron Labs Cb2000Cf Microscope film picker light weight * Dual knobsLab ready compound binocular microscope with 2000x power 10x and 20x eyepieces (10x with pointer) 4 fully achromatic objective lenses 4x, 10x, 40x, 100x View specimens at 40x, 80x 100x, 200x, 400x, 800x, 1000x and 2000x magnification Adjustable Binocular head All metal construction with fully mechanical stage Coarse and fine focus knobs Built in, adjustable halogen lower illumination with Abbe condenser and iris diaphragm. The Celestron Labs CB2000CF