Ultra-fine grain Red-sensitive photoplates
63x63mm, 30 plates per box
Designed for holograms recording with CW laser
Guaranteed lifetime : 6 months
Observed lifetime : 9 months
Other sizes on request.
Note: Prices on this website are without VAT – i.e. if you are living outside EU or have valid VAT payee ID, you will pay the price indicated here. Otherwise, as well as for Lithuanian companies, 21% VAT will be added.
This material is designed for reflection hologram recording using CW radiation in the red spectral range. The emulsion has sensitivity curve maximum at 640nm. Maximum diffraction efficiency ~45%. Grain size of this material is 20-30nm. Peak emulsion sensitivity is at 1.5-2mJ/cm2. Recommended processing is given in table below.
Material performances are guaranteed only for the use with the recommended chemistry. You can obtain the necessary chemicals from your chemical suppliers or you can buy set of chemicals from Geola.
Processing and Handling Recommendations
Unseal and process in indirect dark green non-actinic light.
Temperature of processing solutions – 20°C.
Storage condition: Humidity 45% and 4 deg. Celsius.
Table below shows recommended processing scheme.
|Development/Hardening||SM-6 + Formaldehyde 37% (10 ml to 1 liter of developer), 2 min or until density 1.5|
|Wash||Water, 2 min|
|Bleach||PBU-Amidol until clear (~2-3 min) plus 2 min|
|Wash||Water 5 min.|
|Drying in Alcoholol bath
||50% Isoprophyl alcohol 4 min|
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