Frame
Black plastic with threaded ring
Bergeon · Eye loupe
Bergeon 4902-1 Aplanatic 10× Loupe
Two plano-convex glass lenses in a black plastic frame with a threaded ring.
Confirm working distance and field of view if your task requires a particular setup.
$75.99Nov 6, 26, 08:08 PM · New York
Add to cart Price info
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- Model 4902-1
- Magnification 10×
- Optical construction Aplanatic, two plano-convex lenses
The physical equipment
Construction & package details
Supplied
One loupe
What this choice changes
10× aplanatic optics in a threaded-ring frame
The Bergeon 4902-1 is described as an aplanatic 10× eye loupe using two plano-convex lenses. Compare it with the red Horotec 5× loupe if housing material and magnification determine your choice, or with the BUZZUFY-listed 2611-TN for its ventilated biconvex construction at 4×. Working distance and field of view need confirmation for the actual viewing setup.
The loupe has a black plastic frame, glass lenses and a threaded retaining ring. If you need replacement lenses or a ring, confirm the dimensions for this model; no shared interface with another loupe is specified. One loupe is itemized. For measuring references, compare the iGaging reticle loupe; an illuminated comparator is a separate equipment choice.
Choose an iGaging reticle loupe if scaled geometric references are the missing function in your equipment. Choose the Horotec aluminum-housed loupe when housing construction is the comparison you want to make. No quantitative aberration or anti-fog performance is supplied for this 4902-1 listing.
Specifications & supplied details
| Detail | Listed specification |
|---|---|
| Model | 4902-1 |
| Magnification | 10× |
| Optical construction | Aplanatic, two plano-convex lenses |
| Frame | Black plastic with threaded ring |
| Lens material | Glass |
| Supplied | One loupe |
Check the working requirements
Viewing geometry
Confirm working distance and field of view if your task requires a particular setup.
Replacement parts
Check lens and ring dimensions before assuming interchangeability with another loupe.
Limits to keep with the choice
- No working-distance, quantitative aberration or anti-fog tolerance is established.
Questions before you choose
How does it differ from the red Horotec 5× loupe?
The 4902-1 is listed at 10× with two plano-convex glass lenses in a black plastic frame and threaded ring. The selected Horotec is listed at 5× with a red anodized-aluminum housing and screwed ring. Working distance and field of view are not specified here, so confirm those if they determine the purchase.
Does it include scaled measuring reticles?
No measuring-reticle package is itemized. An iGaging comparator provides a different offering when geometric references are needed.
What does the threaded ring tell me about lens replacements?
It describes the retaining construction, but not the replacement-lens dimensions or a shared thread with another model.
Guides for this choice
Alternatives for a comparable task
Selected listing descriptions, specifications and source images were compared for this reference. No hands-on trial is claimed. Product identifier: B07CHGTQDB.