Microtomes

Buying guide

The number that settles most microtome purchases is section thickness, both the range it can reach and how finely the feed increments within that range. A histology workflow built around 3 to 5 micrometre paraffin sections needs an instrument that holds that setting reliably across a long run; work that goes thinner, down toward 1 micrometre, narrows the field of candidates considerably. Read the advance mechanism alongside the thickness spec, because a worn or drifting feed produces sections of uneven thickness however good the blade is, and that shows up as streaks and chatter on the slide rather than as a figure on the datasheet.

Condition carries more weight on a microtome than on most laboratory instruments, because the part that wears is the part that determines accuracy. The advance and retraction mechanism, the clamp that holds the specimen block, and the knife or blade holder all accumulate play over years of use. On a used unit, ask what has been sectioned on it and how often it was serviced, and if possible see sections cut on it rather than trusting a photograph of the housing. A microtome that looks clean can still feed unevenly. Backlash in the handwheel and any lateral movement in the block holder are the two faults worth checking before anything else, since both translate directly into section quality.

The listed prices run from EUR 47 to EUR 25.350, which is a wide band because it covers everything from a simple manual rotary instrument to a fully motorised unit with a cooling stage and blade accessories. What a unit costs tracks closely with that automation: manual handwheel microtomes sit at the lower end, semi-motorised and fully motorised models climb through the middle and top. For a buyer working to a fixed budget, a serviced manual rotary microtome from an established maker is usually the most affordable route into reliable sectioning, and it is where the used market is deepest. The brands occupying these listings, Leica, Thermo Epredia, Thermo Scientific, Leica Biosystems, Microm, are the names a histology lab would recognise, which matters for a practical reason: their blade holders, specimen clamps and spare parts are widely compatible and easy to compare across models, so a microtome listed for sale from one of them is simpler to keep running than an orphaned instrument from a maker no longer supporting it.

Types of Microtomes

Which microtome types appear in the listings?

Among the listings that specify a type, the rotary microtome dominates. This is the vertical-feed instrument most people picture: the specimen block mounts on a handwheel-driven arm that moves it past a fixed blade, advancing a set increment with each turn. It is the standard laboratory microtome for paraffin-embedded tissue and the workhorse of routine histology, where thin, flat ribbons of serial sections are the goal. The listings also carry more general histology equipment and tissue sectioning instruments, a category that overlaps the rotary microtome but reaches toward the embedding, trimming and staining steps that sit either side of the cut itself. A histology microtome is distinguished from a general laboratory microtome mainly by how it clamps and orients the embedded block, and by accessories built for cassette-mounted specimens.

Microtomes do the sectioning step of histology, the preparation of thin tissue sections for microscopic examination. That work underpins histopathology and anatomical pathology, and in a research setting it feeds immunohistochemistry, in situ hybridisation and the morphological side of molecular diagnostics, where a section on a slide becomes the substrate for staining or probing. Sectioning is also a routine part of microbiology and developmental biology sample preparation, and thin, reproducible tissue sections are what make quantitative histology and digital pathology imaging possible. For genomics and proteomics work on fixed tissue, the microtome is where spatial context is preserved: a clean section keeps the architecture that laser capture and spatial profiling later read.

The brands behind the microtome listings

The listings are led by Leica, Thermo Epredia, Thermo Scientific, Leica Biosystems, Microm. For a buyer, that concentration is useful rather than limiting. These are the makers whose instruments a histology lab already runs, which means blades, specimen clamps, block holders and cooling accessories are widely available and interchange across a maker's range, and it means a given model has a long service history that is easy to check against. Parts can be sourced via Questpair, and the practical effect of buying within these names is that a model is simple to compare against its siblings and against the equivalent from another maker. Rather than describe the companies here, the brand pages carry that detail.

What a used microtome costs here

Every instrument in this category is currently listed as used: 100 percent of the listings are used. Prices range from EUR 47 to EUR 25.350, with the average near EUR 2.973. That spread covers the full gap between a manual handwheel rotary microtome and a motorised unit carried with its accessories, so where a given listing falls within the band is largely a question of automation and what ships with it. Used and refurbished units are listed below the price of new. Warranty is often possible and is arranged in consultation for the specific listing, so where that matters it is worth raising against the individual unit rather than assuming it from the price alone.